Jiangsu Kolod Food Ingredients Co.,Ltd.

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Sodium Acid Pyrophosphate

Product Details
质量指标SpecificationGB25567-2010FCC VII
焦磷酸二氢二钠(Na2H2P2O7),w/% Assay(Na2H2P2O7),w/% 93.0-100.593.0-100.5
砷(As),mg/kg              ≤Arsenic(As),mg/kg        ≤33
氟化物(以F计),mg/kg       ≤Fluoride(F),mg/kg        ≤5050
重金属(以Pb计),mg/kg      ≤Heavy Metals (Pb),mg/kg   ≤10————
水不溶物,w/%              ≤Insoluble Substances , w/%  ≤1.01.0
铅(Pb),mg/kg               ≤Lead(Pb),mg/kg          ≤22
pH(10g/L溶液,25℃)pH  (10g/L,25℃)4.0±0.5————


1、Chemical Name: Sodium Acid Pyrophosphate

2、Molecular Formula: Na2H2P2O7

3、Molecular Weight: 221.94

4、CAS: 7758-16-9

5、Character: It is white crystalline powder. Relative density is 1.862. It’s soluble in water, insoluble in ethanol. Aqueous solution is alkaline. It reacts with Fe2+ and Mg2+ to form chelates.

6、Usage: In food  industry, it is used as buffering agent, swelling agent, chelating agent, stabilizer, emulsifier and color improver.

7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.

8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.


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