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Pharmaceutical excipients
Sodium dihydrogen phosphate,monohydrate

Product name

Sodium dihydrogen phosphate,monohydrate

Specification

Pharmaceutical grade (USP,BP,EP,CP)

Molecular formula

NaH2PO4·H2O

CAS

10049-21-5

H.S. CODE

2835220000

Molecular weight

137.99

Appearance

White crystal poweder

Package

25KG Woven bags or fiber drums


Property

     Colorless inclined FangJing crystallization, slightly hygroscopicity. Soluble in water, in a certain ph value, the sodium carbonate and phosphoric acid reaction or by disodium phosphate and a certain proportion of phosphoric acid reaction system in wet air easy agglomerate. Sealing preservation.

Application:

For boiler water treatment, electroplating, leather, BeiFen, fuel additives, detergent, mica tulameen close, acidic slow agent etc, also be preparing sodium hexametaphosphate and polycondensation chromate salt of raw material

Test standard

Test items

Specification

BP2015

USP35

CP2015

Appearance

White crystal poweder

White crystal poweder

White crystal poweder

Assay

98.0~100.5%

98.0~100.5%

98.0~100.5%

Insoluble matters

 

Conform

Conform

Appearance and color of solution

Conform

 

 

Reducing substances

Conform

 

 

Loss on dry

11.5~14.5%

10.3~12.0%

10.3~12.0%

Chloride

0.02%

0.06%

0.06%

Sulfate

0.03%

0.2%

0.2%

Iron

0.001%

0.001%

0.001%

Arsenic

0.0002%

0.0016%

0.0016%

Heavy metals

0.001%

0.002%

0.002%

Storage

    Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.

Product categories
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