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Sodium thiosulfate CAS 7772-98-7
  • CAS:

    7772-98-7
  • Fórmula molecular:

    Na2S2O
  • Padrão de qualidade:

    99.5%MIN.
  • Da embalagem:

    25kg/bag
  • Ordem mininmum:

    200kg
  • Price inquiry:

    sales@tnjchem.com
  • Manufacturer:

    TNJ Chemical

Contate agora

  • Detalhes do produto

Product Name:  Sodium thiosulfate

CAS:7772-98-7

Molecular Formula: Na2S2O2

Molecular weight: 248.17

Package:25kg, 50kg pp woven bag

Buy Sodium thiosulfate 99.5%, purchase online available.

Properties

Colorless and transparent monoclinic crystal, odorless, taste salty,Soluble in water, insoluble in alcohol, decomposed in acidic solution, with a strong reduction. It is easily weathered in dry air above 33°C and deliquescent in humid air.


Specification

Item

Index

Photographic grade

Industrial grade

Appearance

colorless transparent crystal

colorless transparent crystal

Assay

≥99.00%

≥98.5%

Water Insoluble matter

≤0.01%

≤0.03%

Sulfide

≤0.001%

≤0.003%

Fe

≤0.001%

≤0.003%

PH

6.5~9.5

6.5~9.5

Water solution reaction

in accordance with the test

in accordance with the test

Granularity(g/g)

12~16

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Application

It is usded as fixing agent in photo, reductant, dechlorinating agent, sulfur dyeing agent, disinfectant and decolor agent and applied in electrofacing, leather, etc.


Packing

25kg/bag or as per request.

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