Molecular formula: NaH2PO4. nH2O (n=0,2)
Standard executed: Tech grade (HG/T 2767-1996) Food grade (HG 2919-2000)
CAS Number: 7558-80-7
Properties:
Anhydrous products is white powder, and melting point is at 190 ℃.Dihydrate products is colorless crystal, relative density at 1.915 g/cm3, melting point at 57.4℃. All easily soluble in water, but not in organic solution，its water solution is acidic with PH value at 4.5
Uses:

Used for water treatment to boiler, also as buffering agent to acidity, detergent, cleaning agent, dyeing flux, for tanning and electroplating. For food additive it is mainly used as buffering agent, emulsification agent, nourishment, etc.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.

Specifications(NaH2PO4)

IndustrialGrade Food Grade

Main Contents % ≥       98.0         98.0

Phosphorus pentoxide% ≥ 58.0         58.0

PH value of 1% solution 4.2-4.8        4.2-4.8

Heavy metals,as Pb % ≤             0.001

Arsenic,as As % ≤                 0.0003

Fluoride as F% ≤                   0.005

Water insoluble % ≤   0.10           0.10

 

Specifications(NaH2PO4.2H2O)    

Industrial Grade    Food Grade

Main Contents % ≥         98.0             98.0

Phosphorus pentoxide% ≥    44.6          44.6

PH value of 1% solution   4.2-4.8          4.2-4.8

Heavy metals,as Pb % ≤                 0.001

Arsenic,as As % ≤                     0.0003

Fluoride as F% ≤                        0.005

Water insoluble % ≤       0.10           0.10

 

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