Model NO.: 97.5% Grade Standard: Food Grade Other Name: Tspp Trademark: TC Origin: China Type: Sodium Pyrophosphate Name: Sodium Pyrophosphate Stardard: Tech Grade or Food Grade Specification: 97.5%Min HS Code: 2835390000 Product Description
Molecular Formula: Na4P2O7
Uses: As water softener, detergent additive, boiler cleaner, metal ion chelation agent, dispersant, synthetic rubber making in industry; As quality improver, emulsification agent and buffer agent.
Packing: 25kg plastic woven bag, store at dry and ventilated place.
SpecificationSpecificationFood gradeReagent Grade
AnhydrousDecahydrateAnhydrousdecahydrate SpecificationsReagent grade (AR)
Main content(Nap2o7.10H2O)%≥ 99.0
Main content97.098.096.5-100.5≥ 98.0
Water insoluble %≤ 0.005
Water solution reactionQualified
PH of 10g/l water solution9.9-10.79.9-10.79.9-10.79.9-10.7
Choride (CL) %≤ 0.001
Arsenic(As) %≤ ------0.00030.0003Sulphate (SO4) %≤ 0.025
Fluoride(F) %≤ ------0.0050.005phosphates(PO4)%≤ 0.3
(Pb) %≤ ------0.0010.001
Arsenice (AS) %≤ 0.00005
Water insoluble %≤ 0.20.20.20.2
Iron (Fe) %≤ 0.001
Ignition loss %≤ ------0.538.0-42.0
Heavy metal (Pb)%≤ 0.001
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Product Categories : Phosphate Series