LIANYUNGANG KEDE FOOD INGREDIENTS CO.,LTD
Type: Sodium Phosphate
Grade Standard: Food Grade
White Powder: Food Grade
Packaging: 25KG composite paper bag
Brand: Jing Kede
Place of Origin: China
HS Code: 28353990
Tetra Sodium Diphosphate
Tetrasodium pyrophosphate is produced by the reaction of furnace-grade phosphoric acid with sodium carbonate to form Disodium Phosphate, which is then heated to 450 °C to form tetrasodium pyrophosphate.Alternatively, it can be created by the molecular dehydration of dibasic Sodium Phosphate at 500 °C
2.Formula: Na4P2O7 ,
3.Molecular weight:265.90, 446.06
4. Specificity: Colorless or white crystals,crystalline or granular powder.It is easily soluble in water, but is insoluble in alcohol.density: 2.45, relative density:2.45, melting point: 890℃. The decahydrate effloresces slightly in dry air. PH of 1% solution is about 10.
5. Quality Standard:
Name of index
Assay(On the ignited basis), ≥%
Insoluble substances , ≤%
Loss on Ignition Anhydrous ≤%
Packing: 25kgs net paper or plastic woven bags.
Storage and Transport:It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and hot, Furthermore, it should be stored separately from poisonous Substances.