Di Sodium Phosphate Dodecahydrate type-E339(ii) - Food Additive Phosphate - China Yeyuan Chemical Raw Material Supplier - ...

Di Sodium Phosphate Dodecahydrate type-E339(ii)

Molecular formula: Na2HPO4-12H2O

Molecular weight: 358.14

CAS Number: 10039-32-4

Other Name: Disodium Monohydrogen Phosphate

National Standard:GB1886.329-2021

INS.: E339(ii)

CNS.:15.006

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Performance and Usage

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 1.52 g/cm3, melting point at 35℃

food additive, buffering agent, solder, tanning agent, Emulsifier; texturizer; nutrient

Quality Specification

No	Specifications	National Standard	Standard
1	Main contents %≥	98.0	99
2	Phosphorus pentoxide, %≥	/	19.2
3	PH (10g/L solution)	/	8.8-9.2
4	Sulfate, as SO₄ %≤	/	0.25
5	Heavy metals, as Pb %≤	0.001	0.001 Max
6	Arsenic, as As %≤	0.0003	0.0003 Max
7	Fluoride, as F %≤	0.005	0.002 Max
8	Water insoluble %≤	0.2	0.1
9	Cl %≤	/	0.014
10	Pb %≤	0.0004	0.0004 Max
11	Fe %≤	/	0.002
12	Loss on drying %≤	61	61