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Sodium Acid Pyrophosphate di-sodium dihydrogen pyrophosphate anhydrous CAS:7758-16-9
Chemical name: Disodium Dihydrogen Pyrophosphate
Sodium Acid Pyrophosphate anhydrous, Disodium Dihydrogen Pyrophosphate
Molecular Formula: Na2H2P2O7
Molecular Weight: 221.94
Properties: white crystals, soluble in water, acidic property appeared in an aqueuous solution.
Index | GB10620-89 |
Content(Na2H2P2O7) | 95%min |
As | 0.0003%max |
Heavy metals(Pb) | 0.002%max |
Fluoride (F) | 0.005%max |
Loss on drying (105~110℃ constant weight) | 1.0%max |
PH | 3.5~4.5 |
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