Agent Name |
Calcium hydroxide |
CAS Number |
1305-62-0 |
Formula |
Ca-H2-O2 |
Major Category |
Other Classes |
Synonyms |
Bell mine; Biocalc; Calbit; Calcium dihydroxide; Calcium hydrate; Caldic 1000; Calvit; Carboxide; Hydralime; Hydrated lime; Kalkhydrate; Kemikal; Kentoku K 100; Limbux; Lime hydrate; Lime milk; Lime water; Milk of lime; NICC 3000; Rhenofit CF; Sa 074; Slaked lime; Super Microstar; Yukijirushisakanyo; [ChemIDplus] |
Category |
Bases |
Description |
White, odorless powder; Note: Readily absorbs CO2 from the air to form calcium carbonate; [NIOSH] |
Sources/Uses |
Used in mortar, plaster, cement, lubricants, drilling fluids, paper pulp, and water treatment; also used to dehair hides; [ACGIH] |
Comments |
A moderately caustic irritant; [ACGIH] Can cause skin burns and blisters; [ICSC] Corrosive to skin; [Quick CPC] |
Exposure Assessment |
Skin Designation (ACGIH) |
No |
TLV (ACGIH) |
5 mg/m3 |
PEL (OSHA) |
15 mg/m3(total dust), 5 mg/m3(respirable fraction) |
Adverse Effects |
Dermatotoxin |
Skin Burns |
Links to Other NLM Databases |
Health Studies |
Human Health Effects from Hazardous Substances Data Bank: CALCIUM HYDROXIDE
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