DICALCIUM PHOSPHATE DIHYDRATE

MOL.FORMULA: CaHPO4.2H2O    MOL.WT: 172.09       CAS NO. 7789-77-7

DESCRIPTION: WHITE  CRYSTALLINE POWDERS ODORLESS

GRADES

SPECIFICATION 

 

IP

BP

USP

ACS

AR

LR

F.C.C

IDENTIFICATION

 

TO COMPLY

 

TO COMPLY

 

 

 

TO COMPLY 

SOLUBILITY

 

 

 

 

 

 

 

TO COMPLY

ACID INSOLUBLE SUBSTANCES

MAX

0.1%

 

0.2%

 

 

 

 

ARSENIC

MAX

10PPM

 

3PPM

 

 

 

3PPM

HEAVY METALS

MAX

40PPM

 

0.003%

 

 

 

 

BARIUM

 

TO COMPLY

 

TO COMPLY

 

 

 

 

IRON

MAX

400PPM

 

 

 

 

 

 

CARBONATES

 

TO COMPLY

 

TO COMPLY

 

 

 

 

CHLORIDES

MAX

0.125%

 

0.25%

 

 

 

 

SULPHATES

MAX

0.5%

 

0.5%

 

 

 

 

NITRATE

 

TO COMPLY

 

 

 

 

 

 

REDUCING SUBSTANCES

 

TO COMPLY

 

 

 

 

 

 

PROTEINOUS IMPURITIES

 

TO COMPLY

 

 

 

 

 

 

MONOCALCUM TRICALCIUM PHOSPHATES

 

TO COMPLY

 

 

 

 

 

 

LOSS ON IGNITION

 

24.5-26.5%

 

24.5-26.5%

 

 

 

24.5-26.5%

ASSAY

 

98.0-105.0%

 

98.0-105.0%

 

 

 

97.0-105.0%

FLUORIDES

MAX

 

 

0.005%

 

 

 

0.005%

ORGANIC VOLATILE IMPURITIES

 

 

 

TO COMPLY

 

 

 

 

LEAD

MAX

 

 

 

 

 

 

2PPM