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Specifications
1.P2O5 Purity 68% min white powder
2.Industry for oil fields/dyeing/water softening
3.Food for PH adjusting agent
4.ISO9001
Sodium Hexametaphosphate (SHMP)
Molecular formula: (NaPO3)6
CAS No. : 10124-56-8
Character: Sodium hexametaphosphate of commerce is typically a mixture of polymeric metaphosphates, of which the hexamer is one, and is usually the compound referred to by this name.
It is more correctly termed sodium polymetaphosphate. It is prepared by melting monosodium orthophosphate, followed by rapid cooling. SHMP hydrolyzes in aqueous solution, particularly under acidic conditions, to sodium trimetaphosphate and sodium orthophosphate.
Quality standard
Technical grade Food grade
Total phosphate(P2O5)%¡Ý 68.0 68.0
Non-active phosphate(P2O5)%¡Ý 7.5 6.5
Fe %¡Ü 0.05 0.05
PH (1%solution) 5.8-7.5 5.8-6.5
Solubility Pass Pass
Heavy metal (Pb)%¡Ü --- 0.001
As %¡Ü --- 0.0003
F %¡Ü --- 0.0001
Water insoluble %¡Ü 0.05 0.02
Degree of polymerization 9-25 9-25
Appearance White powder
Uses:
1.Industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. As a water softening agent in solution for printing, floating agent, dispersing medium and high temperature agglomerate.
2.Food grade is used as food additive, chelating agent, binder, expanding agent and nutrition additives
Packing: plas |
| Company: |
ChangSha Basif Chemical Technology Corp. Ltd
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| Contact: |
sunny lee |
| Address: |
Room No.1904, 1 block, Building Wanxiangxintian, No.70 Chezhan N.Road |
| Postcode: |
410001 |
| Tel: |
86-0731-87965213 |
| Fax: |
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| E-mail: |
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