Tetrasodium Pyrophosphate(TSPP)

Product Description

Chemical formula: Na4P2O7 Molecular weight: **5.9 CAS NO.: ********5 Ref. Standard: HG/T********9(Industrial grade);HG********9(Food grade) production capacity:***0 t/a Properties: White powder, easily soluble in water, relative density is 2.*5, melting point is **0℃, its water solution is alkaline, pH value of 1% water solution is 9.***0.7. Technical Specifications: No. Index Industrial grade Food grade 1 Main content %≥ *6.5 *6.5 2 P2O5 %≥ *1.5 *1.5 3 Phosphate Qualified Qualified 4 pH of 1% water solution 9.***0.7 9.***0.7 5 Water insoluble %≤ 0.2 0.2 6 Heavy metal, as Pb %≤ - 0.**1 7 Arsenic, as As %≤ - 0.***3 8 Fluoride, as F %≤ - 0.**5 9 Sieve test(Through *0 mesh) %≥ *0 *0 Application: Mainly used as detergent in washing, bleach in paper-making, electroplating, etc. For food grade it is mainly used as food additive. Buffering agent, emulsification agent, and nourishment, and modifying agent, etc. Packaging: packed in plastic woven bag with PE lining, *5kgs/bag. Stored in ventilated and dry place.