Sodium Tripolyphosphate

Description

Sodium Tripolyphosphate (STPP) ***** No: ********4 ***** Formula: Na5P3O*0 ***** Weight: **7.*6Melting Point: **2 4.Usage: Sodium Tripolyphosphate (STPP) Used as one of the main auxiliaries for synthetic detergent, synergist for soap; Water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; As an oil contamination resistance agent in paper production. 5.Packing: *5kg plastic bag with PE inside and PP woven outside; *1MT/*0&#**9;FCL 6.Storge: Keep in dry and windy conditions. 7.Sodium Tripolyphosphate (STPP)H. S. CODE: *********0 8.Specifications Index Technical Grade Assay Na5P3O*0 % ≥ *4.0 P2 O 5 % ≥ *7.0 Water Insoluble Matter % ≤ 0.*5 Iron(Fe) % ≤ 0.**5 pH value (1% water solution) 9.***0.0 Whiteness % ≥ *0 Density (g/cm 3 ) 0.***0.*0 Phase I ****0 Particle Size(1.*0mm) % ≥ *5 Appearance White powder