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Tungsten trioxide

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[Fire Fighting]

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire, use water fog, dry chemical, carbon dioxide, or regular foam.
[Ingestion]

Never give anything by mouth to an unconscious person. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
[Inhalation]

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
[Skin]

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
[Eyes]

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
[Storage]

Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.
[Handling]

Wash thoroughly after handling. Use only in a well ventilated area. Minimize dust generation and accumulation. Keep container tightly closed.
[Inhalation]

May cause respiratory tract irritation.
[Skin]

May cause skin irritation.
[Eyes]

May cause eye irritation.
[Ingestion]

May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed.
[Personal Protection]

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
[Respirators]

Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.
[Exposure Effects]

Prolonged or repeated skin contact may cause dermatitis. May cause lung damage.
[Appearance]

Canary yellow, heavy powder; dark orange when heated.
[Solubility in water]

Insoluble
[Melting Point]

1473
[Density]

7.16 g/cm3
[Usage]

Manufacture of tungstates which are used for x-ray screens and for fireproofing fabrics.
[Product Name]

Tungsten(VI) oxide
[Synonyms]

Tungsten blue
Tungsten oxide
Tungsten(Vi) oxide
Tungstic acid anhydride
Tungstic anhydride
Tungstic oxide
[CAS]

"CASEN_1314-35-8.htm">1314-35-8
[Formula]

O3W
[Molecular Weight]

231.84
[EINECS]

215-231-4
[RTECS]

YO7760000
[RTECS Class]

Other
[Merck]

12,9947
[Beilstein/Gmelin]

110461 (G)
[Small spills/leaks]

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.
[Incompatibilities]

Chlorine, Chlorine trifluoride, Lithium.
[Stability]

Stable under normal temperatures and pressures.
[Decomposition]

None.