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Lianyungang Dongtai Food Ingredients Co., Ltd.
 
 
 
Calcium Phosphates
Sodium Phosphates
Potassium Phosphates
Magnsium Phosphates
Citrates
Compound Phosphates
Other
 
     
 
Sodium Acid Pyrophosphate
Chemical name Disodium Dihydrogen Pyrophosphate, Sodium Acid Pyrophosphate
Molecular formula Na2H2P2O7
Molecular Weight 221.94
Product Image
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 220℃
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.
 
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