Title: Calcium Phosphite
CAS Registry Number: 21056-98-4
Molecular Formula: CaHO3P
Molecular Weight: 120.06
Percent Composition: Ca 33.38%, H 0.84%, O 39.98%, P 25.80%
Line Formula: CaHPO3
Literature References: Prepn: Gmelins, Calcium (8th ed.) 28B, 1121 (1958).
Derivative Type: Monohydrate
Properties: Crystals. Loses water at 200°; dec above 300°. Slightly sol in water; practically insol in alcohol.
Use: Fertilizers; polymerization catalyst.