Package: packed in plastic woven bag with PE lining, 25kgs/bag

Uses : Mainly used as detergent in washing, bleach in paper-making, electroplating, etc. For food grade it is mainly used as food additive. Buffering agent, emulsification agent, and nourishment, and modifying agent, etc.

Molecular Structure:

Product description:

Chemical formula: Na₄P₂O₇
Molecular weight: 265.9
CAS NO.: 7722-88-5
Ref. Standard: HG/T2968-1999(Industrial grade);HG2923-1999(Food grade)
production capacity:5000 t/a
Properties: White powder, easily soluble in water, relative density is 2.45, melting point is 890℃, its water solution is alkaline, pH value of 1% water solution is 9.9-10.7.
Technical Specifications:

No.	Index	Industrial grade	Food grade
1	Main content  %≥	96.5	96.5
2	P2O5 %≥	51.5	51.5
3	Phosphate	Qualified	Qualified
4	pH of 1% water solution	9.9-10.7	9.9-10.7
5	Water insoluble %≤	0.2	0.2
6	Heavy metal, as Pb  %≤	-	0.001
7	Arsenic, as As   %≤	-	0.0003
8	Fluoride, as F  %≤	-	0.005
9	Sieve test(Through 60 mesh) %≥	90	90

Application: Mainly used as detergent in washing, bleach in paper-making, electroplating, etc. For food grade it is mainly used as food additive. Buffering agent, emulsification agent, and nourishment, and modifying agent, etc.