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Anhydrous Sodium Sulphite - China

price: contact company for price

Molecular formula: Na2SO3; Molecular weight: 126.04

CAS No. : 7757- 83- 7 EINECS No. : 231- 821- 4

Specification: White crystalline powder, gravity 2.633, soluble in water, slightly soluble in alcohol, aqueous solution is slightly alkaline, thermal decomposition, and reducibility.

Index High Refine Photo Industry Industry Industry

purity purity grade grade1 grade2 grade3

Na2SO3 98% 96%

( min)

Fe( min) 0.0005% 0.002% 0.005% 0.005%

Water( min) 0.005% 0.01% 0.05% 0.03%

insoluble

Free 0.1% 0.3% 0.15% 0.1% 0.1% 0.4%

alkali( min)

Na2SO4 1.5% 1.5% - - 1.5% 2.5% - -

( min)

NaCI( min) 0.005% 0.02% - - 0.01% 0.1% - -

Heavy 0.001% 0.002% 0.002% - -

mental( min)

Arsenic 0.0001% 0.0005%- -

Na2S2O3.5H2O 0.01% 0.02% 0.03% - -

Aqueous - - - - - -

solution

appearance

Silver nitrate - - - - qualified - - - - - -

solution of

ammonia


Company Contact:


  • Phone: 8655163425987

  • Address: 1802,18/F,Building 8,Xinda-Haodifang,No.199 South, Hefei, China

  • Email: Email


Published date: August 1, 2014 -

  • Business Description: Our company is an enterprise union international trade ****** product

    will be provided by one or two manufacturers which have high quality,

    steady producing ability and very good commercial reputation. At the

    present time, our company is mainly dealing in bone product series(such

    as bone glue, calcined bone ash pieces, calcined bone ash meal, calcined

    bone ash grains and degelatinised bones); all kinds of gelatine; all

    styles of garments(such as jackets, trousers/pants/jeans, woman

    fashions, children's wears, etc.); the farm machinery

    accessories(polyurethane rice hulling roller); organic or mixed

    fertilizers; organic chemical raw materials and all sorts of special

    local products.

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