Calcium carbonate (EC: 207-439-9)

CAS 471-34-1 CaCO₃ MW 100.1000

Emergency: 911 | Poison Control: 1-800-222-1222

Physical Properties

White, odorless powder or colorless crystals. Calcium carbonate is soluble in concentrated mineral acids.

Boiling Point	decomposes
Vapor Pressure	0 mmHg (approx)
Specific Gravity	2.7-2.95

Target Organs

Skin Eyes

moderate skin irritation, severe eye irritation

Synonyms

calcium salt of carbonic acid; limestone (naturally occuring [1317-65-3]); marble

Data Sources

GHS Classification: PubChem CID 10112

Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.

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