# Physical Hazards

<table id="bkmrk-substance-name-cas-%23" width="791"><tbody><tr><td width="430">Substance Name</td><td width="97">CAS #</td><td width="88">Pyrophoric</td><td width="88">Water Reactive</td><td width="88">Explosive</td></tr><tr><td width="430">Acetyl bromide</td><td>110-22-5</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Acetyl chloride</td><td>75-36-5</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Acetyl peroxide</td><td>110-22-5</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Aluminum alkyl halides</td><td>--</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Aluminum alkyl hydrides</td><td>--</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Aluminum alkyls</td><td>--</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Aluminum aminoborohydride</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Aluminum borohydride</td><td>16962-07-5</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Aluminum carbide</td><td>1299-86-1</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Aluminum ferrosilcon powder</td><td>12003-41-7</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Aluminum hydride</td><td>7784-21-6</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Aluminum phosphide</td><td>20859-73-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Aluminum powder</td><td>7429-90-5</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Aluminum silicon powder</td><td>--</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Ammonium perchlorate</td><td>7790-98-9</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Ammonium picrate</td><td>131-74-8</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Amyl trichlorosilane</td><td>107-72-2</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Antimony pentachloride</td><td>7647-18-9</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Antimony, triethyl</td><td>617-85-6</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Antimony, trimethyl</td><td>594-10-5</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Arsenic trichloride</td><td>7784-34-1</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Arsenic, triethyl</td><td>617-75-4</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Arsenic, trimethyl</td><td>593-88-4</td><td> </td><td>X</td><td> </td></tr></tbody></table>

<table id="bkmrk-barium-azide-18810-5" width="791"><tbody><tr><td width="430">Barium azide</td><td width="97">18810-58-7</td><td width="88"> </td><td width="88"> </td><td width="88">X</td></tr><tr><td width="430">Barium carbide</td><td>12070-27-8</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Barium hydride</td><td>13477-09-3</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Barium sulfide</td><td>21109-95-5</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Benzene, 1,2-epoxyethyl</td><td>96-09-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Benzoyl chloride</td><td>98-88-4</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Benzoyl peroxide</td><td>94-36-0</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Benzyl sodium</td><td>1121-53-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Beryllium</td><td>7440-41-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Beryllium borohydride</td><td>30374-53-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Beryllium hydride</td><td>7787-52-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Bis(ethylamino) siloxenebis-cyclopentadienyl manganese</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Bis-dimethylstibine oxide</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Bismuth</td><td>7440-69-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Boron</td><td>7440-42-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Boron arsenotribromideboron chloride tetramer</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Boron triazide</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Boron tribromide</td><td>10294-33-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Boron trifluoride dimethyl etherate</td><td>353-42-4</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Boron, triethyl</td><td>97-94-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Boron, trimethyl</td><td>593-90-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Bromine pentafluoride</td><td>7789-30-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Bromoacetylene</td><td>593-61-3</td><td>X</td><td> </td><td> </td></tr><tr><td>Bromoethyne</td><td>593-61-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Bromopropyne</td><td>106-96-7</td><td> </td><td> </td><td>X</td></tr><tr><td>Bromosilane</td><td>13465-73-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Butadiene</td><td>106-99-0</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Butanone peroxide</td><td>1338-23-4</td><td> </td><td> </td><td>X</td></tr><tr><td>Butyl lithium</td><td>109-72-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Cacodyl</td><td>471-35-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Cacodyl arsine</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Cacodyl chloride</td><td>557-89-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Cacodyl sulfide</td><td>591-10-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Cadmium</td><td>7440-43-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Cadmium amide</td><td>22750-53-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Cadmium nitride</td><td>12380-95-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Calcium</td><td>7440-70-2</td><td>X</td><td>X</td><td> </td></tr><tr><td>Calcium carbide</td><td>75-20-7</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Calcium cyanamide</td><td>156-62-7</td><td> </td><td>X</td><td> </td></tr><tr><td>Calcium hydride</td><td>7789-78-8</td><td>X</td><td>X</td><td> </td></tr><tr><td>Calcium hypochlorite</td><td>7778-54-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Calcium magnesium silicon</td><td>--</td><td> </td><td>X</td><td> </td></tr><tr><td>Calcium nitride</td><td>12013-82-0</td><td>X</td><td> </td><td> </td></tr><tr><td>Calcium phosphide</td><td>1305-99-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Calcium silicide</td><td>12737-18-7</td><td> </td><td>X</td><td> </td></tr><tr><td>Calcium sulfide</td><td>20548-54-3</td><td>X</td><td> </td><td> </td></tr><tr><td>Carbon disulfide</td><td>75-15-0</td><td>X</td><td> </td><td> </td></tr><tr><td>Carbon hexachloride</td><td>98299-61-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Carbon trichloride</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Cerium (powder or turnings)</td><td>7440-45-1</td><td>X</td><td>X</td><td> </td></tr><tr><td>Cerium hydride</td><td>13864-02-3</td><td>X</td><td> </td><td> </td></tr><tr><td>Cerium nitride</td><td>25764-08-3</td><td>X</td><td> </td><td> </td></tr><tr><td>Cesium</td><td>7440-46-2</td><td>X</td><td>X</td><td> </td></tr><tr><td>Cesium amide</td><td>22205-57-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Cesium hydride</td><td>13772-47-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Cesium oxide</td><td>20281-00-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Cesium phosphide</td><td>113737-02-3</td><td>X</td><td> </td><td> </td></tr><tr><td>Cesium silicide</td><td>39293-43-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Charcoal</td><td>16291-96-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Chlorine trifluoride</td><td>7790-91-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Chloroacetylene</td><td>593-63-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Chlorodimethyl arsine</td><td>557-89-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Chloroethyne</td><td>593-63-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Chlorosulfonic acid</td><td>7790-94-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Chromium</td><td>7440-47-3</td><td>X</td><td> </td><td> </td></tr><tr><td>Chromium oxide</td><td>12018-00-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Chromium-cobalt alloy</td><td>11114-92-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Chromyl chloride</td><td>14977-61-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Cobalt (powder)</td><td>7440-48-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Cobalt abietate</td><td>26998-20-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Cobalt nitride</td><td>10141-05-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Cobaltous resinate</td><td>68956-82-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Copper (dust)</td><td>7440-50-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Copper hydride</td><td>13517-00-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Cumene peroxide</td><td>80-15-9</td><td> </td><td> </td><td>X</td></tr><tr><td>Cupric phosphide</td><td>12019-57-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Decaborane</td><td>17702-41-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Diacetylene</td><td>460-12-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Diamidophosphorous acid</td><td>10043-91-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Diazirine</td><td>157-22-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Diazodinitrophenol</td><td>4682-03-5</td><td> </td><td> </td><td>X</td></tr><tr><td>Diborane</td><td>19287-45-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Dibutyl boron chloride</td><td>1730-69-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Dibutyl chloroborane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Dibutyl magnesium</td><td>1191-47-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Di-chloroacetylene</td><td>7572-29-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethyl arsine</td><td>692-42-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethyl beryllium</td><td>542-63-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethyl cadmium</td><td>592-02-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethyl dichlorosilane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethyl phosphine</td><td>627-49-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethyl zinc</td><td>557-20-0</td><td>X</td><td>X</td><td> </td></tr><tr><td>Diethylaluminum bromide</td><td>760-19-0</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethylaluminum chloride</td><td>96-10-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Diethylaluminum hydride</td><td>871-27-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Difluorourea</td><td>1510-31-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Digermane</td><td>13818-89-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Diisobutyl aluminum chloride</td><td>1779-25-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Diisobutyl aluminum hydride</td><td>1191-15-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Diisopropylberyllium</td><td>15721-33-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl allyl arsine</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl arsine</td><td>593-57-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl beryllium</td><td>506-63-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl cadmium</td><td>506-82-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl dichlorosilane</td><td>1066-35-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl magnesium</td><td>2999-74-8</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl manganese</td><td>33212-68-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl phosphine</td><td>676-59-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethyl phosphoramidate</td><td>597-07-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Dimethylchloroarsine</td><td>557-89-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Dimethylzinc</td><td>544-97-8</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Dinitrophenol</td><td>51-28-5</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Dinitrophenylhydrazine</td><td>119-26-6</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Dinitroresorcinol</td><td>616-74-0</td><td> </td><td> </td><td>X</td></tr><tr><td>Diphosphine</td><td>13445-50-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Dipicryl amine</td><td>131-73-7</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Dipicryl sulfide</td><td>28930-30-5</td><td> </td><td> </td><td>X</td></tr><tr><td>Dipropyl aluminum hydride</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Dipropyl chloroborane</td><td>22086-53-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Dipropyl zinc</td><td>628-91-1</td><td>X</td><td> </td><td> </td></tr><tr><td>Disilane</td><td>1590-87-0</td><td>X</td><td> </td><td> </td></tr><tr><td>Disilylamino diborane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Disilylamino dichloroborane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Disulfur dinitride</td><td>25474-92-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Divanadium dodecacarbonyl</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Divinyl zinc</td><td>1119-22-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Dodecanoyl peroxide </td><td>105-74-8</td><td> </td><td> </td><td>X</td></tr><tr><td>Ethanoyl bromide</td><td>506-96-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethanoyl chloride</td><td>75-36-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethyl aluminum sesquichloride</td><td>12075-68-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethyl lithium</td><td>811-49-4</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethyl nitrite</td><td>109-95-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethyl pentaborane</td><td>28853-06-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethyl trichlorosilane</td><td>115-21-9</td><td>X</td><td> </td><td> </td></tr><tr><td>Ethylaluminum dichloride</td><td>563-43-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Ethyldichlorosilane</td><td>1789-58-8</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Ethylene oxide</td><td>75-21-8</td><td> </td><td> </td><td>X</td></tr><tr><td>Europium (powder)</td><td>7440-53-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Ferrosilicon</td><td>8049-17-0</td><td> </td><td>X</td><td> </td></tr><tr><td>Gallium hydride</td><td>13572-93-5</td><td>X</td><td> </td><td> </td></tr><tr><td>Germanium hydride</td><td>7782-65-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Germanium tetrahydride</td><td>7782-65-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Hafnium (powder)</td><td>7440-58-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Hafnium borohydride</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td>Hexaborane</td><td>2377-80-2</td><td>X</td><td> </td><td> </td></tr><tr><td>Hexachlorodisilane</td><td>13465-77-5</td><td> </td><td>X</td><td> </td></tr><tr><td>Hydrogen phosphide</td><td>10028-24-7</td><td>X</td><td> </td><td> </td></tr><tr><td>Iron pentacarbonyl</td><td>13463-40-6</td><td>X</td><td> </td><td> </td></tr><tr><td>Iron powder</td><td>7439-89-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Lauric peroxide</td><td>105-74-8</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Lead azide</td><td>13424-46-9</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Lead imide</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Lithium</td><td>7439-93-2</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Lithium alkyls</td><td>--</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Lithium aluminum hydride</td><td>16853-85-3</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Lithium aluminum tri- tert -butoxyhydride</td><td>17476-04-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Lithium amide</td><td>7782-89-0</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Lithium azide</td><td>19597-69-4</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Lithium borohydride</td><td>16949-15-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Lithium dimethylamide</td><td>3585-33-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Lithium ferrosilicon</td><td>70399-13-2</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Lithium hydride</td><td>7580-67-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Lithium nitride</td><td>26134-62-3</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Lithium phosphide</td><td>12057-29-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Lithium silicide</td><td>68848-64-6</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Lithium tetramethyl borate</td><td>2169-38-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Magnesium (powder, beads or turnings)</td><td>7439-95-4</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Magnesium alkyls</td><td>--</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Magnesium aluminum phosphide</td><td>--</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Magnesium diamide</td><td>7803-54-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Magnesium hydride</td><td>7693-27-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Magnesium phosphide</td><td>12057-74-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Magnesium silicide</td><td>22831-39-6</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Magnesium, diethyl</td><td>557-18-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Magnesium, diphenyl</td><td>555-54-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Maneb</td><td>12427-38-2</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Manganese</td><td>7439-96-5</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Manganese heptoxide</td><td>12057-92-0</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Mercury azide</td><td>38232-63-2</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Mercury fulminate</td><td>628-86-4</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Methyl aluminum sesquibromide</td><td>12263-85-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methyl aluminum sesquichloride</td><td>12542-85-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methyl copper</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methyl ethyl ketone peroxide</td><td>1338-23-4</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Methyl lithium</td><td>917-54-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methyl magnesium bromide</td><td>--</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Methyl phosphine</td><td>593-54-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methyl trichlorosilane</td><td>75-79-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methyldichlorosilane</td><td>75-54-7</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Methylene dilithium</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methylethyliodoarsine</td><td>65313-31-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Methylhydrazine</td><td>60-34-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Monochlorodiborane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">n -propyl lithium</td><td>2417-93-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Nickel carbonyl</td><td>13463-39-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Nickel lanthanum alloy</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Nitrocellulose </td><td>9004-70-0</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Nitrogen trifluoride</td><td>7783-54-2</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Nitrogen triiodide</td><td>13444-85-4</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Nitroglycerine</td><td>55-63-0</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Nitroguanidine</td><td>556-88-7</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Nitromethane</td><td>75-52-5</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Nitrosilane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Nitrourea</td><td>556-89-8</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Oxodisilane</td><td>22755-00-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Pentaborane</td><td>19624-22-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Pentamethyl aluminum hydride</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phenyl cyclotetramethylene borine</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phenyl lithium</td><td>591-51-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phenylsilver</td><td>5274-48-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phosphine</td><td>7803-51-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phosphorus</td><td>7723-14-0</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phosphorus oxychloride</td><td>10025-87-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phosphorus pentachloride</td><td>10026-13-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Phosphorus pentasulfide</td><td>7723-14-0</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Phosphorus sesquisulfide</td><td>1314-85-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Phosphorus trichloride</td><td>7719-12-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Phosphorus trioxide</td><td>1314-24-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Picramide</td><td>489-98-5</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Picric acid</td><td>88-89-1</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Picryl chloride</td><td>88-88-0</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Picryl sulfonic acid</td><td>2508-19-2</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Potassium</td><td>7440-09-7</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Potassium arsenic alloy</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Potassium borohydride</td><td>13762-51-1</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Potassium carbide</td><td>22754-96-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Potassium carbonyl</td><td>12397-35-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Potassium graphite</td><td>12081-88-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Potassium hydride</td><td>7693-26-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Potassium nitride</td><td>29285-24-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Potassium nitromethane</td><td>--</td><td> </td><td> </td><td> </td></tr><tr><td width="430">Potassium peroxide</td><td>17014-71-0</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Potassium phosphide</td><td>20770-41-6</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Potassium sodium alloys</td><td>11135-81-2</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Potassium-antimony alloy</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Propargyl bromide</td><td>106-96-7</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Prosiloxane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Pyridinium perchlorate</td><td>15598-34-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Rubidium</td><td>7440-17-7</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Rubidium hydride</td><td>13446-75-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Silane</td><td>7803-62-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Silyl phosphine</td><td> </td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium</td><td>7440-23-5</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Sodium aluminum hydride</td><td>13770-96-2</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Sodium amalgam</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium amide</td><td>7782-92-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium borohydride</td><td>16940-66-2</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Sodium carbide</td><td>2881-62-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium hydrazide</td><td>13598-47-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium hydride</td><td>7646-69-7</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Sodium hydrosulfite</td><td>7775-14-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium lead alloy</td><td>12740-44-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium methylate</td><td>124-41-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium nitromethane</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium phosphamide</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium phosphide</td><td>24167-76-8</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Sodium silicide</td><td>152379-81-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium sulfide</td><td>1313-82-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sodium-potassium alloy</td><td>11135-81-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Stannic phosphide</td><td>25324-56-5</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Strontium</td><td>7440-24-6</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Strontium azide</td><td>19465-89-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Strontium hydride</td><td>13598-33-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Strontium phosphide</td><td>12504-13-1</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Succinic peroxide</td><td>12-23-9</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Sulfur (powder)</td><td>7704-34-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Sulfur trioxide</td><td>7446-11-9</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Sulfuryl chloride</td><td>7791-25-5</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Tetraborane</td><td>18283-93-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tetrachlorodiborane</td><td>13701-67-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tetramethyl diborane</td><td>21482-59-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tetramethyl digalline</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tetramethyl silane</td><td>75-76-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tetranitroaniline</td><td>3698-54-2</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Tetraphenyl diarsine</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Thiophosphoryl fluoride</td><td>2404-52-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Thorium</td><td>7440-29-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Thorium hydride</td><td>140004-84-0</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Thorium oxysulfide</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Titanium dibromide</td><td>13783-04-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Titanium dichloride</td><td>10049-06-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Titanium diiodide</td><td>13783-07-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Titanium monoxide</td><td>12137-20-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Titanium trichloride</td><td>7705-07-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tri- n -butylaluminum</td><td>1116-70-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triazido borine</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tribromoborane</td><td>1024-33-4</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Tribromosilane</td><td>7789-57-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tributyl phosphine</td><td>213-651-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tributylborane</td><td>122-56-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trichlorosilane</td><td>10025-78-2</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Triethyl aluminum</td><td>97-93-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethyl aluminum etherate</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethyl bismuth</td><td>617-77-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethyl diborane</td><td>62133-36-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethyl indium</td><td>923-34-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethyl tellurium</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethylantimony </td><td>617-85-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethylborane</td><td>97-94-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triethylstibine</td><td>617-85-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trigermane</td><td>14691-44-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triisobutylaluminum</td><td>100-99-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trimethyl antimony </td><td>594-10-5</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Trimethyl arsine</td><td>593-88-4</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Trimethyl bismuth</td><td>593-91-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trimethyl gallium</td><td>1445-79-0</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Trimethyl indium</td><td>3385-78-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trimethyl phosphine</td><td>594-09-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trimethyl thallium</td><td>3003-15-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trimethylaluminum</td><td>75-24-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trimethylaluminum etherate</td><td>--</td><td> </td><td> </td><td> </td></tr><tr><td width="430">Trimethylchlorosilane</td><td>75-77-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trinitroaniline</td><td>489-98-5</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitroanisole</td><td>606-35-9</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitrobenzene</td><td>99-35-4</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitrobenzenesulfonic acid</td><td>2508-19-2</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitrobenzoic acid</td><td>129-66-8</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitrocresol</td><td>602-99-3</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitronaphthalene</td><td>55810-17-8</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitrophenol</td><td>88-89-1</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitroresorcinol</td><td>82-71-3</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Trinitrotoluene</td><td>118-96-7</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Triphenyl aluminum</td><td>841-76-9</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Triphenyl tungsten</td><td>--</td><td> </td><td> </td><td> </td></tr><tr><td width="430">Tripropyl antimony</td><td>5613-69-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tripropyl boron</td><td>1116-61-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tripropyl indium</td><td>3015-98-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tripropylaluminum</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tris(trifluoromethyl) phosphine</td><td>432-04-2</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Tris(trimethyl silyl) phosphine</td><td>15573-38-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trisilane</td><td>7783-26-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trisilyl arsine</td><td>15100-34-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trisilyl phosphine</td><td>15110-33-5</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trisilylamine</td><td>13862-16-3</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Trisilylamine</td><td>13862-16-3</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trisulfur dinitrogen dioxide</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trivinyl bismuth</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Trivinyl stibine</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Urea nitrate</td><td>124-47-0</td><td> </td><td> </td><td>X</td></tr><tr><td width="430">Zinc (powder or dust)</td><td>7440-66-6</td><td>X</td><td>X</td><td> </td></tr><tr><td width="430">Zinc dimethyl</td><td>544-97-8</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Zinc isoamyl</td><td>21261-07-4</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Zinc isobutyl</td><td>126409-67-6</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Zinc phosphide</td><td>1314-84-7</td><td> </td><td>X</td><td> </td></tr><tr><td width="430">Zirconium</td><td>7440-67-7</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Zirconium borohydride</td><td>12370-59-1</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Zirconium carbonitride</td><td>--</td><td>X</td><td> </td><td> </td></tr><tr><td width="430">Zirconium dibromide</td><td>--</td><td>X</td><td> </td><td> </td></tr></tbody></table>