STPP FOOD/INDUSTRIL GRADE

Description

Product Description Sodium Tripolyphosphate (STPP food grade) Byname: Pent-sodium Phosphate Molecular formula: Na5P3O*0 Molecular Weight: **7.*6 Our product features excellent solubility in application because of low content of Type I. STPP has two crystalline forms, namely type I (high temperature type) and type ii (low temperature type). The chemical properties of the two types are the same, and the difference between them lies in the thermostability, hygroscopicity, and solubility and hydration heat when dissolving. Application: In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serves as a softener or densifier in foodstuff industry. Item Specifications: Testing results Main content % *4.0 min *6.4 P2O5 % *7 min *7.2 Type I ****0 *2 Water insoluble % 0.*5 max 0.*3 Iron(Fe) **0ppm max **0ppm PH of 1% solution 9.***0.0 9.*1 Heavy Metal (as Pb) % 0.**1 max 0.***8 Arsenic (As) % 0.***3 max 0.***2 Fluoride (F) % 0.**2 max 0.***5 Whiteness % *0 min *0.*2 Density 0.***0.9 0.*1 Loss on ignition 1.0% max 0.*4% CONCLUSION: CONFORMED WITH STANDARD GB******1