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calcium hydrogen phosphate dihydrate (7789-77-7)

Identification
Name:calcium hydrogen phosphate dihydrate
Synonyms:Calcium hydrogen phosphate Dihydrate precipitate; Calcium phosphate dibasic dihydrate; Calcium Phosphate Dihydrate
CAS:7789-77-7
EINECS: 231-826-1
Molecular Formula: CaHPO4?2(H2O)
Molecular Weight: 172.087861
InChI: InChI=1S/Ca.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+2;;;/p-2
Molecular Structure: (CaHPO4?2(H2O)) Calcium hydrogen phosphate Dihydrate precipitate; Calcium phosphate dibasic dihydrate; Calcium Phosp...
Properties
Boiling Point: 158 oC at 760 mmHg
Density:2.31
Stability:Stable. Incompatible with acids.
Refractive index:1.5394
Water Solubility:Stability Stable. Incompatible with acids. Toxicology Skin, eye and respiratory irritant. Toxicity data (The meaning of any toxicological abbreviations which ap
Solubility:

Appearance:white crystalline solid
Specification:
white crystalline solid
Safety Statements:26-36
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:Wear suitable protective clothing
Storage Temperature: Keep tightly closed.
Usage:

Believed to be precursor of apatite and is found in guano-rich caves; formed by the interaction of guano with calcite and clay at a low ph.

Safety Data
Hazard Symbols Xi:Irritant