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Sodium phosphates
 
Trisodium phosphate
 

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Chemical Name:

Trisodium phosphate

Molecular Formula:

Na3PO4, Na3PO4·12 H2O

Molecular Weight:

anhydrous163.94; dodecahydrate : 379.94

CAS:

anhydrous: 7601-54-9; dodecahydrate : 10101-89-0

Character:

It is colorless to white crystal, powder or crystalline powder. It’s odorless, easily soluble in water but insoluble in ethanol.

Uses:

In food processing industry, it is used as buffering agent, emulsifier, antitacking agent, antioxidant additive, nutrition supplement, metal chelation.

Packing:

It is packed with polyethylene bag as liner and a compound paper-plastic woven bag as the outer layer. The net weight of each bag is 25kg.

Storage & Transportation :

 It should be stored in a dry and ventilate warehouse; kept away from moisture and hot. Furthermore, it should be stored separately from poisonous substances; unload with care as to avoid damage to packing.

Quality index:

Name of index

GB25565-2010

FCC-V

Content  (on dried material) ≥%

97.0

97.0

Heavy Metals≤%

0.001

-

Water Insoluble ≤%

0.2

0.2

Arsenic (As)   ≤%

0.0003

0.0003

Fluoride (as F)  ≤%

0.005

0.005

Pb  ≤%

0.0004

0.0004

PH Value

11.5-12.5

-

P2O5

39.83

-

Loss on drying anhydrous ≤%

2.0

2.0

Loss on drying  dodecahydrate ≤%

45.0-57.0

45.0-57.0


     
 
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