Molecular formula : Na2H2P2O7
Molecular weight : 221.95
Standards : GB10620-89
Property : White power granular or powder, soluble in water, acidic property appeared in aqueous solution.
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| specifications︰ | Specification
Na2H2P2O7 % ≥95.0
pH value 4.0±0.5
Water insoluble % ≤1.0
Heavy metal ( base on Pb ) % ≤ 0.001
Arsenic ( base on As ) % ≤0.0003
Fluoride ( base on F ) % ≤0.005
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| Advantages︰ | Use：
It acts as a buffer, leaven, modifier, emulsifier, nutrient and canning preservative in foods..
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