- Product Details
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Quick Details
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Product Name:
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STPP
-
Color:
-
White
-
Appearance:
-
Powder
Quick Details
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CAS No.:
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7758-29-4
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MF:
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Na5P3O10
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Place of Origin:
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China
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Product Name:
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STPP
-
Color:
-
White
-
Appearance:
-
Powder
Sodium Tripolyphosphate (STPP)
Sodium Tripoly Phosphate
Chemical formula: Na5P3O10
Molecular weight: 367.88
CAS No.: 7758-29-4
Executive standard: GB/T9983-2004 (industrial grade) GB25566-2010 (food grade)
Properties: White powder or fine particles, easily soluble in water, and its aqueous solution is alkaline.
Uses: In the food industry, it is used as a quality improver for canned food, fruit juice beverages, dairy products, soy milk, etc. It is mainly used for tenderizing canned ham, softening the bean skin in canned broad bean, and can also be used as softener and thickener.
Packing: inner plastic outer woven, net weight 25Kg, 50Kg, 1000Kg per bag, stored in a ventilated and dry place.
[Table unit: %]
|
No. |
Specifications |
Tech grade |
Food grade |
|
|
1 |
Phosphorus pentoxide |
≥ |
57 |
57 |
|
2 |
Total content |
≥ |
94 |
94 |
|
3 |
Fe |
≤ |
0.01 |
0.007 |
|
4 |
Water insoluble |
≤ |
0.1 |
0.05 |
|
5 |
Chloride, as CI |
≤ |
- |
0.025 |
|
6 |
Heavy metal, as Pb |
≤ |
- |
0.001 |
|
7 |
Arsenic, as AS |
≤ |
- |
0.0003 |
|
8 |
PH of 1% solution |
9.2-10.0 |
9.5-10.0 |
|
|
9 |
Fluoride(F) |
≤ |
- |
0.003 |
|
10 |
Sulphate |
≤ |
- |
0.4 |
|
11 |
Whiteness |
90 |
85 |
