| [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. | |
| [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. | |
| [Inhalation] Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. | |
| [Skin] Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. | |
| [Eyes] Immediately 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 place. Keep container closed when not in use. | |
| [Handling] Wash thoroughly after handling. Wash hands before eating. Use only in a well ventilated area. Avoid contact with skin and eyes. Avoid ingestion and inhalation. | |
| [Inhalation] Causes respiratory tract irritation. | |
| [Skin] May cause skin irritation. | |
| [Eyes] May cause eye irritation. | |
| [Ingestion] Ingestion of large amounts may cause gastrointestinal irritation. | |
| [EC Safety Phrase] S 22 24/25 | |
| [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] May cause cancer according to animal studies. Repeated inhalation may cause nasal and tracheal inflammation. Chronic inhalation may lead to decreased pulmonary function. | |
| [Poison Class] F (Not subject to toxicity classification) | |
| [Appearance] White or nearly white, odorless crystals. Some forms of calcium sulfate have a fibrous appearance. | |
| [Solubility in water] Slightly soluble | |
| [Density] 2.32 g/cm3 (20 C) | |
| [Usage] Used to make portland cement, plaster of paris and artificial marble; used in agriculture as a soil conditioner; used as a white pigment, filler or glaze in paints, enamels, pharmaceuticals, paper, insecticide dusts, yeast manufacture and polishing powders; in manufacture of sulfuric acid, calcium carbide and ammonium sulfate. | |
| [Refractive Index] 1.5248 | |
| [Product Name] Calcium sulfate dihydrate | |
| [Synonyms] Compactrol Landplaster Phosphogypsum | |
| [CAS] "CASEN_10101-41-4.htm">10101-41-4 | |
| [Formula] CaH4O6S | |
| [Molecular Weight] 172.17 | |
| [EINECS] 231-900-3 | |
| [RTECS] EW4150000 | |
| [RTECS Class] Agricultural Chemical and Pesticide | |
| [Merck] 13,1711 | |
| [Beilstein/Gmelin] 7487 (G) | |
| [Small spills/leaks] Vacuum or sweep up material and place into a suitable disposal container. Reduce airborne dust and prevent scattering by moistening with water. Clean up spills immediately, using the appropriate protective equipment. | |
| [Stability] Stable under normal temperatures and pressures. | |
| [Incompatibilities] Strong oxidizing agents and moisture. | |
| [Decomposition] Oxides of sulfur, irritating and toxic fumes and gases, calcium oxide. | |
| [HS Code] 2833 29 90 |
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