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Mono Sodium Phosphate Dihydrate-E339(i)


Molecular formula: NaH2PO4.-2H2O

Molecular weight: 137.99

National Standard: GB25564-2010

CAS Number: 13472-35-0

Other Name: Monosodium Phosphate; Sodium Biphosphate;

Monosodium Dihydrogen Phosphate

INS: E339.i



Properties

Dihydrate type contains one or two molecules of water of hydration and is slightly hygroscopic.The hydrated forms occur as white or transparent crystals or granules. All forms are freely soluble in water, but are insoluble in alcohol. The pH of a 1:100 solution is between 4.1 and 4.7.

Application

It is mainly used as buffering agent, emulsification agent, nourishment, etc.


Package

Packing :25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag

Loading:25 kgs on pallet: 24MT/20’FCL; Un-palletized:25MT/20’FCL

Jumbo bag :20 bags /20’FCL ;


Specifications



    No    

Specifications

    National   Standard    

    Ronghong Standard    

1

Assay  %≥

98.0-103.0

99 Min

P2O5   %≥

/

44.6

PH   (10Gg/Lsolution)

4.1-4.7

4.1-4.7

Heavy   Metal(As Pb)%≤

0.001

0.001Max

As %≤

0.0003

0.0003   Max

F %≤

0.005

0.005

Water   Insoluble %≤

0.2

0.1   Max

8

Fe %≤

/

0.005

9

SO4   %≤

/

0.5

10

Cl  %≤

/

0.05

11

Pb  %≤

0.0004

0.0004   Max

12

Loss   on Drying(NaH2PO4)

20.0-25.0

20