Customization: | Available |
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CAS No.: | 7722-88-5 |
Formula: | Na4p2o7 |
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SAPP Sodium Acid Pyrophosphate
Type: ROR15,ROR28,ROR40
ASSAY:95.0%min
Packing:25 kg/bag inner plastic and outer plait
Appearance:white powder
SAPP Sodium Acid Pyrophosphate :White powder or granular;Relative density 1.86g/cm3;Soluble in water and insoluble in ethanol; If its aqueous solution is heated together with diluted inorganic acid, it will be hydrolyzed into Phosphoric Acid; It is hydroscopic, and when absorbing humidity it will become into a product with hexa-hydrates; If it is heated at a temperature above 220ºC, it will be decomposed into sodium meta phosphate.
Specifications OF Sodium Acid Pyrophosphate Food Grade SAPP
Items | Standards | ||
Assay (%) (Na2H2P2O7) | ≥95.00% | ||
P2O5 (%) | ≥63.00%,≤64.5% | ||
Fluoride(PPM) | ≤10mg/kg | ||
Cadmium(PPM) | ≤1mg/kg | ||
Lead (PPM) | ≤1mg/kg | ||
Mercury(PPM) | ≤1mg/kg | ||
Arsenic(PPM) | ≤1mg/kg | ||
Substances not dissolved in water(%) | ≤1.0% | ||
PH value(%) | ≥3.7,≤4.5 | ||
Loss on drying | ≤0.5% | ||
100mesh through | >95% | ||
200mesh through | >85% | ||
16mesh through | ≥95% | ||
Ror | 28 | ||
Aluminum(PPM) | ≤200 |
Conclusion: The product conforms to the standard of FOOD GRADE
Packaging: 25 KG/BAGS
Storage: Kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.
Shelf life: 24 months
Specifications OF Sodium Acid Pyrophosphate Food Grade SAPP
Items | Standards | ||
Assay (%) (Na2H2P2O7) | ≥95.00% | ||
P2O5 (%) | ≥63.00%,≤64.5% | ||
Fluoride(PPM) | ≤10mg/kg | ||
Cadmium(PPM) | ≤1mg/kg | ||
Lead (PPM) | ≤1mg/kg | ||
Mercury(PPM) | ≤1mg/kg | ||
Arsenic(PPM) | ≤1mg/kg | ||
Substances not dissolved in water(%) | ≤1.0% | ||
PH value(%) | ≥3.7,≤4.5 | ||
Loss on drying | ≤0.5% | ||
100mesh through | >95% | ||
200mesh through | >85% | ||
16mesh through | ≥95% | ||
Ror | 28 | ||
Aluminum(PPM) | ≤200 |