Yttrium sulfate octahydrate
- Sulfuric acid, yttrium(3+) salt (3:2), octahydrate
- Diyttrium trisulfate octahydrate
Y2(SO4)3 : 8H2O
red monoclinic crystals
2.5 g/cm3 (25 C)
Hazards and Protection.
Keep tightly closed. Store in a cool dry place.
Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.
Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Where risk assessment shows air-purifying respirators are appropriate use a dust mask type N95 (US) or type P1 (EN 143) respirator.
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Material is hygroscopic.
Moisture, strong oxidizing agents.
Use extinguishing media appropriate to surrounding fire conditions. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Emits toxic fumes under fire conditions.
Causes eye and skin irritation. May be harmful by inhalation, ingestion, or skin absorption.
Material is irritating to mucous membranes and upper respiratory tract.
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.