Sichuan quality disodium hydrogen phosphate (commonly known as disodium phosphate) Description:
(Name) disodium hydrogen phosphate / disodium phosphate (DSP / DISODIUM PHOSPHATE / SODIUM PHOSPHATE DIBASIC DODECAHYDRATE)
(Formula) Na2HPO4 • 12H2O
(Molecular weight) 358.14
(Performance standards) GB6008-85
(Trait) is white granular crystal, easy weathering in the air, soluble in water, insoluble in alcohol, aqueous solution is alkaline, relative density of 1.63, a melting point of 34.6 ℃.
(A) Industrial Grade
1. Main Content ≥97.0%
2. phosphorus pentoxide (P2O5) ≥19.2%
3. pH value (1% solution) 8.8-9.2
4. Water insolubles ≤0.1%
5. Chloride (based on Cl) ≤0.05%
6. Sulfate (SO4 count) ≤0.7%
(B) Food Grade
1. Main Content ≥98.0%
2. phosphorus pentoxide (P2O5) ≥19.4%
3. pH value (1% solution) 9.0-9.4
4. Water-insoluble matter ≤0.05%
5. Heavy metals (as Pb) ≤0.001%
6. arsenic (As) ≤0.0003%
7. fluoride (as F) ≤0.002%
8. Chloride (based on Cl) ≤0.014%
9. Sulfate (SO4 meter) ≤0.25%
(Purpose) is mainly used as fabric, wood and paper fire retardant, boiler water softener, dye additives, food additives, pH buffering agents and glaze, coat, baking powder, tanning and manufacturing pyrophosphate and the like.
(Package) plastic woven bag, net weight 25KG; can be customized according to customer requirements.
(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.