Description

Sodium Tripolyphosphate STPP CAS No.: ********4 Food grade standard: QB******1 Industry grade standard: GB********4 Formula: Na5P3O*0 Usage: Sodium Tripolyphosphate is 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 productionNo. Specifications Industrial Grade 1 Na5P3O*0%≥ *4.0 2 P2O5%≥ *7.0 3 Iron(Fe)%≤ 0.**3 4 Water insolubles%≤ 0.*5 5 PH 9.***0 6 So4%≤ 0.4 7 PB %≤ 0.*1 .