|Crystalline silica, cristobalite|
Crystalline silicon dioxide, cristobalite
| CAS #: 14464-46-1|
|EC Number: 238-455-4
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Not combustible.||In case of fire in the surroundings, use appropriate extinguishing media.|
|PREVENT DISPERSION OF DUST! AVOID ALL CONTACT!|
|Inhalation||Cough.||Use local exhaust or breathing protection.||Fresh air, rest.|
|Skin||Redness.||Protective clothing.||Rinse and then wash skin with water and soap.|
|Eyes||Redness. Pain.||Wear safety goggles or eye protection in combination with breathing protection.||Rinse with plenty of water (remove contact lenses if easily possible).|
|Ingestion||No acute symptoms expected.||Do not eat, drink, or smoke during work.||Rinse mouth.|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting. Wash away remainder with plenty of water.||
According to UN GHS Criteria
DANGERMay cause cancer if inhaled
Causes damage to the lungs, the immune system and the kidneys through prolonged or repeated exposure if inhaled
|Separated from strong oxidants.|
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|OCCUPATIONAL EXPOSURE LIMITS|
TLV: (respirable fraction): 0.025 mg/m3, as TWA; A2 (suspected human carcinogen).
EU-OEL: (respirable fraction): 0.1 mg/m3 as TWA.
MAK: carcinogen category: 1
|Depending on the degree of exposure, periodic medical examination is suggested.
Do NOT take working clothes home.
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