Tianjin Shunfan Shunda Chemicals Co., Ltd.

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Sodium Tripolyphosphate(STPP)

Product Details:

CAS No.	7758-29-4
Purity	94%
Place of Origin	China
Brand Name	SFSD

Payment & Shipping Terms:

Minimum Order Quantity:	20 Ton
Price:	FOB tianjin USD 600~700
Packaging Details:	Packing: In 25Kg or 50 Kg or 1000 Kg net WPP/PE bags.
Delivery Time:	within 15-20days
Payment Terms:	L/C,T/T,Western Union
Supply Ability:	1000 Ton per Month

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Detailed Product Description

Sodium Tripolyphosphate(STPP)

Specification

Indexes	Industrial Grade	Food Grade
Na₅P₃O₁₀%≥	94.0	94.0
P₂ O ₅ %≥	57.0	57.0
Water Insoluble Matter%≤	0.15	0.04
Iron(Fe) %≤	0.015	0.006
PH #118alue (1% water solution)	9.2-10.0	9.5-10.0
Heavy Metal (as Pb) %≤	-	0.001
Arsenic (As) %≤	-	0.0003
Fluoride (F) %≤	-	0.003
Whiteness %≥	92	92
density (g/cm³)	0.35-0.9	0.35-0.9
Phase I	10-30	10-30

Properties: White powder, surface density: 0.35-0.9g/cm3, melting point:622, free soluble in water, aqueous solution appears acid. It is a kind of inorganic surface active agent.

Application: 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 oil contamination resistance agent in paper production. 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.