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Name : Disodium Phosphate 97%(DSP)
Content :

Chemical formula: Na2 HPO4·XH2O(X=0,12)
Molecuar weight:358.0 
Standard executed: HG/T2965-1997 
Capacity: 10,000MT/a
Properties: 
White or colorless crystalline free flowing solid, efflorescent in air, easily soluble in water, but insoluble in alcohol, its water solution is slightly alkaline, relative density at 1.63, melting point at 34.6°C.

Application: Used as a fire-prevention agent for fabric, timber, and paper, also as water softening agent for boiler, food additive, buffering agent, solder, tanning agent, etc. 
Package: In 25kg, 50kg, 1000kg net bags, store at a cool ,dry and well ventilated place.

Technical Data:

No.

Specifications

Na2HPO4

Na2HPO4·12H2O

Industrial Grade

Food Grade

Industrial Grade

Food Grade

1

Main contents % ≥

98.0

98.0

97.0

97.0

2

PH of 1% water solution % ≤

8.5-10.0

8.5-10.0

8.5-9.2

8.8-9.2

3

Sulfate, as SO4 % ≤

 
 

0.7

0.25

4

Heavy metals, as Pb % ≤

 

0.001

 

0.001

5

Arsenic, as As % ≤

 

0.0003

 

0.0003

6

Fluoride, as F % ≤

 

0.005

 

0.005

7

Water insoluble % ≤

0.10

0.10

0.10

0.10

 
 

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