STPP 94%
1.Stpp Detergent Powder,Tech Grade
2.Purity:94%min
3.Standard:GB/T9983-2004
4.ISO9002:2001
1.Stpp Detergent Powder,Tech Grade
2.Purity:94%min
3.Standard:GB/T9983-2004
4.ISO9002:2001
STPP 94%
H.S.Code:2835 3100
Chemical formula: Na5P3O10
Molecular weight: 367.86
Quality : White powder, surface density 0.35-0.9g/cm3,melting point 622 . Dissolve in water easily, the aqueous solution is alkalinity. A kind of inorgantic chemical surface-active agent, with two kinds of forms:Na5P3O10-i and Na5P3O10(B). Two forms have the same chemical property.
Guaranteed Technical Specifications (GB9983-88) :
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Indexes
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Industrial Grade
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Food Grade
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|
Assay Na5P3O10 % ≥
|
94.0
|
94.0
|
|
P2O5 % ≥
|
57.0
|
57.0
|
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Water Insoluble Matter %≤
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0.15
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0.05
|
|
Iron(Fe) %≤
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0.01
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0.01
|
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PH value (1% water solution)
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9.2-10.0
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9.5-10.0
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Heavy Metal (as Pb) %≤
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0.001
|
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Arsenic (As) %≤
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0.0003
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Fluoride (F) %≤
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0.003
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Particle Size
Through 16 mesh sieve %≥ Through 35 mesh sieve %≥ Trough 100 mesh sieve %≥ |
95
90 40 |
95
90 40 |
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Whiteness %≥
|
90
|
90
|
Hebei Desheng Chemicals Co.,Ltd ,is a high and new-tech enterprise engaged in the development,production and sale of chemical raw materials.With our ten-year development,we have obtained a good fame in the fields of chemicals.”Quality First and Cusomer Foremost” is our pursuit forever. What is more,
the top-grade service and good prestiges make product sold the world-wide locations far.