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SAPP 7758-16-9
Category : Inorganic chemicals/Inorganic salts
CAS NO : 7758-16-9 EC NO : 231-835-0 MF : Na2H2P2O7 MW : 221.94 Specification : main contents:93%~100.5% Packing : In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place. Product description : MOLECULAR FORMULA：Na2H2P2O7
MOLECULAR WEIGHT：221.95
STANDARDS EXCUTED：GB25567-2010(FOOD GRADE) CAPACITY：5000t/a
PROPERTIES：
White crystal powder；Its relative density 1.86；Soluble in water and insoluble in ethanol.
NO. Specifications Industrial Grade Food Grade 1 Main contents（NA4P2O7）%≥ 95.0 95.0 2 Phosphorus pentoxide（P2O5）%≥ 63.0-64.0 63.0-64.0 3 PH value of 1% solution 4.0±0.5 4.0±0.5 4 Water insoluble %≤ 1.00 1.00 5 Fluoride, as F %≤ 0.005 6 Heavy metals, as Pb %≤ 0.001 7 Arsenic,as As %≤ 0.0003 8 Pb %≤ 0.0002 Uses : As a highly effective leavening agent, it is widely applied to roast foodstuffs, instant noodles, crackers and cakes; As a water- preservation agent, it may applied to canned fishes or canned meat, ham and cheese etc. Synonyms : disodium dihydrogenpyrophosphate;Sodium Acid Pyrophosphate;Sodium pyrophosphate dibasic;Diphosphoric acid, disodium salt;Disodium Dihydrogen Pyrophosphate;Disodium Pyrophosphate;Disodium pytophosphate;SAPP;disodium phosphonato phosphate; Molecular Structure : 
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