Disodium Phosphate (Anhydrous/Dihydrate/Dodecahydrate) GB/FCC-V/E 339 (II)

• CAS No.: 7558-79-4
• Formula: Na2hpo4
• Resource: Chemosynthesis
• Appearance: White Powder
• Transport Package: Composite Plastic Woven/ Paper Bag with PE Liner
• Specification: 25KG
• Model NO.: Food Additives
• Trademark: DT
• Origin: China
• HS Code: 28352200
• Production Capacity: 10000mt

Product Description

1.Chemical name: Disodium Phosphate,Sodium Phosphate dibasic
2.M. F.:Na₂HPO_4, Na2HPO4·2H2O,Na2HPO4·12H2O
3.M. W.: Anhydrous141.98;Dihydrate: 177.96;Dodecahydrate:357.96

4.Physical properties: White powder, easily soluble in water, insoluble in alcohol. Its water solution is slightly alkaline.

5.Quality standard: (GB1886.329-2021,FCC-V,E 339 (ii))

 

Name of index	GB1886.329-2021	FCC-V	E 339 (ii)
Disodium Phosphate Na2HPO4(on dried material) ,≥ %	98.0	98.0	98.0
P2O5(on the anhydrous basis) ,%	-	-	49-51
Identification	-	-	Positive tests for sodium and for phosphate
PH(1 % solution)	-	-	8.4-9.6
Water Insoluble ,≤%	0.2	0.2	0.2
Arsenic (As) ,≤%	0.0003	0.0003	0.0001
Heavy Metal (as Pb) ,≤%	0.001	-	-
Fluoride (as F) ,≤%	0.005	0.005	0.001
Loss on Drying Na2HPO4 ,≤%	5.0	5.0	5.0
Loss on Drying Na2HPO4·2H2O ,%	18.0-22.0	18.0-22.0	≤22.0
Loss on Drying Na2HPO4·12H2O ,≤%	61.0	61.0	61.0
Pb ,≤%	0.0004	0.0004	0.0001
Cadmium , ≤%	-	-	0.0001
Mercury , ≤%	-	-	0.0001