ChemicalBook >>Chromium potassium sulfate dodecahydrate>>Chromium(III) potassium sulfate(7788-99-0)

Chromium(III) potassium sulfate(7788-99-0)

Chromium(III) potassium sulfate(7788-99-0)
Product IdentificationBack to Contents
【Product Name】

Chromium(III) potassium sulfate
【Synonyms】

Chrome alum
Potassium chromium(III) sulfate dodecahydrate
【CAS】

7788-99-0
【Formula】

C16H42B6BrN
【Molecular Weight】

499.39
【EINECS】

233-401-6
【RTECS】

GB6850000
【RTECS Class】

Tumorigen; Mutagen
【Merck】

13,2250
【Beilstein/Gmelin】

94474 (G)
Physical and Chemical PropertiesBack to Contents
【Appearance】

violet-black cubic crystals
【Melting Point】

89
【Density】

1.83 g/cm3
First Aid MeasuresBack to Contents
【Ingestion】

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 immediately.
【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 immediately.
Handling and StorageBack to Contents
【Storage】

Store in a tightly closed container. 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. Avoid contact with eyes, skin, and clothing. Avoid contact with skin and eyes. Keep container tightly closed. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Inhalation】

Dust is irritating to the respiratory tract. Causes irritation of mucous membrane.
【Skin】

Causes skin irritation. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
【Eyes】

Causes eye irritation.
【Ingestion】

No hazard expected in normal industrial use.
【EC Risk Phrase】

R 22
【EC Safety Phrase】

S 22 36/37
Exposure Controls/Personal ProtectionBack to Contents
【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 protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
【Respirators】

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.
【Exposure Effects】

Prolonged or repeated skin contact may cause defatting and dermatitis.
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Substance is noncombustible; use agent most appropriate to extinguish surrounding fire.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions. Provide ventilation.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents, heat.
【Decomposition】

Oxides of sulfur, chromium.
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