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Sodium Tripolyphosphate

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Sodium Tripolyphosphate

Name:STPP  Sodium tripolyphosphateuse  

Introduction:High quality 99.0%Min STPP Use for Chemical fertilizer/pesticide/medicine/printing/dyeing/rubber/organic synthesis/mining/electroplating, etc.
Manufacturer : Qingzhou Xinsheng Factory ,China.
Appearance:White bright crystal

Serial number:

CAS No.

7758-29-4

EINECS

231-838-7

Molecular Forula:

Na5P3O10

Attribute:

Melting Point: 

622 ºC (dec.)(lit.)

Density:

0.35 g/cm³

Water soluble:

Soluble in water

Standard:

GB9983-2004

ITEM

Industrial Grade

Food Grade

Na5P3O10 :

≥94%

≥94%

P2O5 :

≥57%

≥57%

Insolubles in water :

≤0.15%

≤0.05%

Fe :

≤0.007%

*

Ph (1% solution):

9.2-10

9.5-10

Heavy Metal (As Pb) :

*

≤0.01%

Arsenic (As) :

*

≤0.0003%

Fluoride(F) :

*

≤0.003%

Whiteness:

≥90%

≥90%

Density (g/cm3)

0.35-0.9

0.35-0.9

Itype content :

10-30

10-30


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