Sichuan high-sodium pyrophosphate (tetrasodium pyrophosphate aka / alkaline sodium pyrophosphate)

Sichuan high-sodium pyrophosphate (tetrasodium pyrophosphate aka / alkaline sodium pyrophosphate)
 

Product description:

Sichuan high-sodium pyrophosphate (tetrasodium pyrophosphate aka / alkaline sodium pyrophosphate) Description:
(Name) pyrophosphate / tetrasodium pyrophosphate / alkali pyrophosphate (SPP / SODIUM PYROPHOSPHATE / TETRASODIUM PYROPHOSPHATE)
(Formula) Na4P2O7
(Molecular weight) 265.9
(Performance standards) HG / T2968-1999
(Characters) as a white powder, soluble in water, insoluble in alcohol, the relative density of 2.45, a melting point of 890 ℃, aqueous solution is alkaline.
(Technical Specifications)
(A) Industrial Grade
1. Main Content ≥96.5%
2. phosphorus pentoxide (P2O5) ≥51.5%
3. orthophosphate qualified
4. pH value (1% solution) 9.9-10.7
5. Water insolubles ≤0.2%
(B) Food Grade
1. Main Content ≥96.5%
2. phosphorus pentoxide (P2O5) ≥51.5%
3. orthophosphate qualified
4. pH value (1% solution) 9.9-10.7
5. Water insolubles ≤0.2%
6. Heavy metals (as Pb) ≤0.001%
7. arsenic (As) ≤0.0003%
8. Fluoride (as F) ≤0.005%
(Package) plastic woven bag, net weight 25kg, stored in a dry place.
(Main product) phosphate products, sodium hexametaphosphate, sodium tripolyphosphate. (Dihydrate and anhydrous) sodium dihydrogen phosphate. (Twelve water and anhydrous) disodium hydrogen phosphate. (Twelve water and anhydrous) trisodium phosphate, sodium pyrophosphate, sodium acid pyrophosphate, potassium dihydrogen phosphate. (Sanshui and anhydrous) potassium phosphate dibasic anhydrous tripotassium phosphate, potassium tripolyphosphate, potassium pyrophosphate, phosphate ammonium dihydrogen phosphate, diammonium phosphate. (water-soluble and water-insoluble) ammonium polyphosphate, dicalcium phosphate, tricalcium phosphate, tricalcium phosphate anhydrous magnesium phosphate, urea, red phosphorus, phosphoric acid and the like.