Disodium Dihydrogen Pyrophosphate/Sodium Acid Pyrophosphate

• Type: Sodium Pyrophosphate
• Grade Standard: Food Grade
• Color: White
• Assay: 98%Min
• Transport Package: 25kg Bag
• Specification: FCC, EU LAW
• Trademark: K&S
• Origin: Jaingshu, China
• Production Capacity: 20000mt/Year

Product Description

Chemical name

Disodium Dihydrogen Pyrophosphate, Sodium Acid Pyrophosphate

Molecular formula

Na₂H₂P₂O₇

Molecular Weight

221.94

Performance

white monoclinic crystal powder. Its relative density is 1.86. It is soluble in water, insoluble in alcohol. It hydrolyzes to orthophosphate when heated in acid medium. It is hygroscopic, forms hexahydrate in damp air, and decomposes to metaphosphate at above 220ºC

Quality standards

(FCC-V,GB25567-2010)

Name of index	FCC-V	GB25567-2010
Content (as counted by Na2H2P2O7) ≥ %	93.0-100.5	93.0-100.5
Water Insoluble% ≤%	1.0	1.0
PH (1% aqueous solution)	-	3.5-4.5
Arsenic(As), % ≤	0.0003	0.0003
Heavy Metals (as Pb), %≤	-	0.001
Fluoride(F), % ≤	0.005	0.005
Pb  % ≤	0.0002	0.0002

Uses

In food industry, it is used as rapid ferment agent, quality improver and applied as acid component of bread and cake's synthetic leavening agent. Mixed with other phosphates can be applied to water retention of meat product, such as canned meat, cooked ham, meat can and instant noodles. 7. Packing: In 25kg composite plastic woven/paper bag with PE liner .

Packing

In 25kg composite plastic woven/paper bag with PE liner.

Storage and transport

It should be stored in a dry and ventilative warehouse and kept away from moisture and poisonous substances. Handled with care, so as to avoid damage to packing bags.