Description
Full Name: Sodium Tripolyphosphate (STPP) Properties: White
particle or powder, appearant density 0.***0.9g/cm,³ melting point
**2℃. Easily soluble in water,
aqueous solution is alkali. Hydrolyze to orthophosphate in water,
complaxing with calcium, magnesium, iron and other metal ions and
generate soluble complex. Usage: 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. In food industry it is used as quality improver
in the process of canned food, fruit juice drinks, foodstuffs from
milk or soybeans. It may also serves as a softener or densifier in
foodstuff industry. Packaging: *5kg bags, *0lb bags, ***0kg
jumbo bags Technical Data Sheet:
Parameter Guarantee
Tech Grade Food Grade
appearance White powder or granular White powder
Main content % ≥ *4.0 *4.0
P2O5 % ≥ *7.0 *7.0
PH Value (1% water solution) 9.***0.0 9.***0.0
Heavy Metal (as Pb) % ≤ *- 0.**1
Arsenic (As) % ≤ *- 0.***3
Fluoride (F) % ≤ *- 0.**3
Water Insoluble Matter % ≤ 0.1 0.*5
Fe % ≤ 0.*2 0.*1
