SYNONYM: DICALCIUM HYDROGEN PHOSPHATE; CALCIUM PHOSPHATE DIBASIC; CALCIUM
MONOHYDROGEN PHOSPHATE.
FORMULA: CaHPO4·2H2O
M. W.: 172.09
CAS NO.: 7789-77-7
GRADE: PHARMACEUTICAL GRADE (CP 95)
DESCRIPTION: WHITE PULVERIZED POWDER, ODOURLESS, TASTELESS.
SOLUBLE IN DILUTE HYFROCHLOIC, NITRIC AND ACETIC ACID, SLIGHTLY SOLUBLE IN
WATER, INSOLUBLE IN ETHANOL,WHEN HEATED TO 75℃, IT MAY LOSE CRYSTAL
WATER, CONVERT TO ANHYDROUS.
SPECIFICATIONS:
|
CONTENT (AS CaHPO4·2H2O) |
98.0% -105.0% |
|
|
LOSS ON IGNITION (800℃) |
24.5-26.5 |
|
|
CHLORIDE (AS Cl) |
0.05% MAX. |
|
|
ARSENIC (AS As) |
0.001% MAX. |
|
|
HEAVY METALS (AS Pb) |
0.003% MAX. |
|
|
FLUORIDE (AS F) |
0.015% MAX. |
|
|
BARIUM SALT |
CAN NOT BE DETECTED |
|
|
SULPHATE (AS SO42-) |
0.2% MAX. |
|
|
CARBONATE (AS CO3) |
NO BOILING |
|
|
HYDROCHLORIDE ACID
INSOLUBLES |
0.1% MAX. |
|
|
PH VALUE (20% SOLUTION) |
7.0-7.9 |
|
|
GRANULARITY |
CUSTOMER’S DEMANDS |
|
|
BULK DENSITY |
CUSTOMER’S DEMANDS |
|
|
FINENESS |
PASS 325 MESH SIEVE |
99.0% MIN. |
|
PASS 200 MESH SIEVE |
99.95% MIN. |
|
USES: MAINLY USED AS EXCIPIENTS IN PHARMACEUTICAL INDUSTRY AND A SOURCE OF
CALCIUM AND PHOSPHORUS SUPPLEMENTS.
PACKING: 25KGS/
50KGS/ 1000KGS NET PLASTIC WOVEN BAGS; 25 KGS NET PAPER BAGS.