CALCIUM HYDROGEN PHOSPHATE DIHYDRATE LR (CALCIUM PHOSPHATE DIBASIC DIHYDRATE)

Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
C0055000500 Extra Pure 98% 7789-77-7 CaHPO4.2H2O 172.10 2835.2500
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White crystalline

Density [g/cm3]

2.31

Solubility in water [% weight]

0.03 gm in 100 gm of water

Specifications

Appearance:

 White crystalline powder

Chloride (Cl):

 Max 0.125%

Sulphate (SO4):

 Max 0.5%

Heavy metal (as Pb):

 Max 0.003%

Arsenic (As):

 Max 0.0001%

Iron (Fe):

 Max 0.04%

Barium (Ba):

 Passes test

Assay (complexometric):

 98 - 105%

Carbonate (as CO3):

 Passes test

Substance insoluble in HCl:

 Max 0.2%

Calcium hydrogen and tri-calcium phosphate:

 Passes test

Fluoride (F):

 Max 0.005%

Loss on ignition (at 800°C):

 24.5 - 26.5%

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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