Gold Member Since 2014
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Qingzhou Zhongyuan Chemical Industry Co., Ltd.

Sodium Tripolyphosphate Tripolyphosphate, Stpp, Sodium Tripolyphosphate manufacturer / supplier in China, offering STPP / Tripolyphosphate / Sodium Tripolyphosphate, Food Grade, Industria Grade, Sodium Humate, Soil Conditioner, Used in Fertilizer, Water Soluble Fertilizer, Organic Fertilizer, Fish Fertilizer and Other Industries, Soluble Sodium Humate, Used in Ceramic, Aquaculture and so on.

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Supplier Homepage Product Inorganic Salts Phosphate STPP / Tripolyphosphate / Sodium Tripolyphosphate, Food Grade, Industria Grade

STPP / Tripolyphosphate / Sodium Tripolyphosphate, Food Grade, Industria Grade

FOB Price: US $900-1,300 / Ton
Min. Order: 5 Tons
Min. Order FOB Price
5 Tons US $900-1,300/ Ton
Get Latest Price
Production Capacity: 3000tons/Month
Transport Package: Plastic Bag
Payment Terms: L/C, T/T, Western Union, Money Gram

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Basic Info
  • Model NO.: 90%, 94%
  • Grade Standard: Industrial Grade
  • Mf: Na5p3o10
  • Trademark: LY
  • Origin: Shandong
  • Type: Sodium Tripolyphosphate
  • CAS No: 7758-29-4
  • Appearance: White Powder or White Granular
  • Specification: SGS ISO
  • HS Code: 28353190
Product Description
Our advantage:
1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you

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1. STPP Properties:
CAS No.: 7758-29-4
Molecular formula: Na5P3O10
Molecular Weight: 367.86
Standard executed: GB9983-2004 (Industrial grade) GB25566-2010 (Food grade)

White microdot powder with luster, melting point at 622 o C, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca 2+, Mg 2+, can soften hard water, change suspension into solution, slightly alkaline, without causticity.


STPP 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 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.


4. STPP Packing&Storage Details:
It is stored in woven bags of plastic lining and the net weight if each bag can be 25kg, 50kg, and 1000kg. Keep away from moisture and water. It cannot be piled up at outdoor place.
Sodium Tripolyphosphate / STPP
 
Indexes
 
Industrial Grade
 
Food Grade
 
Assay Na 5 P 3 O 10 % ≥
 
94.0
 
94.0
 
P 2 O 5 % ≥
 
57.0
 
57.0
 
Water Insoluble Matter %≤
 
0.15
 
0.05
 
Iron(Fe) %≤
 
0.01
 
0.01
 
PH value (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
 
Particle Size
Through 16 mesh sieve %≥
Through 35 mesh sieve %≥
Trough 100 mesh sieve %≥
 
 
95.0
90.0
40.0
 
 
95.0
90.0
40.0
 
Whiteness %≥
 
90.0
 
90.0
 
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