Kieselguhr, soda ash flux calcined
- Diatomaceous earth, flux-calcined
Odorless light gray solid
Registry Numbers and Inventories.
Melting point, °C
Boiling point, °C
1.9-2.35 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Store in a cool, dry, well-ventilated area away from incompatible substances.
Wash thoroughly after handling. Use with adequate ventilation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
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.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions.
Stable under normal temperatures and pressures.
Hydrogen fluoride, strong acids.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing media: Use extinguishing media most appropriate for the surrounding fire.
F (Not subject to toxicity classification)
Prolonged exposure to respirable crystalline quartz may cause delayed lung injury/fibrosis (silicosis).
May cause irritation of the digestive tract.
May cause respiratory tract irritation.
Dust may cause mechanical irritation.
May cause eye irritation.
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. Get medical aid if irritation or symptoms occur.
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Get medical aid if irritation develops or persists. Wash clothing before reuse. Flush skin with plenty of soap and water.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
3802 90 00