China supplier sodium thiosulphate, 99% min

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US $170-200 / Tons | 2 Ton/Tons (Min. Order)
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Overview
Quick Details
Classification:
Sulphate
Type:
Sodium Thiosulfate
CAS No.:
7772-98-7
Other Names:
Sodium Pyrosulfite
MF:
Na2S2O3.5H2O
EINECS No.:
231-793-3
Place of Origin:
Henan, China (Mainland)
Grade Standard:
Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent Grade
Purity:
98% Min
Appearance:
powder or crystal
Application:
Food
Brand Name:
Henan eastar
Model Number:
HNET01
Product name:
sodium thiosulphate
Color:
Pure White
Grade:
Food Garde
Usage:
food and industry
Certificate:
ISO9001
Melting point:
40-45 ℃
Molecular weight:
248
Solubility:
99.9% Water Soluble
Hs code:
2833210000
Supply Ability
Supply Ability:
1000 Ton/Tons per Month
Packaging & Delivery
Packaging Details
25kg/ PP bag
Port
TianJin port

China supplier sodium thiosulphate, 99% min

Product Description

Name: Sodium thiosulphate

Molecular formula: Na2S2O3.5H2O

CAS: 7772-98-7

Molecular weight: 248

Properties:

Monoclinic crystal, Melting point: 40-45℃, Relative Density: 1.729(17℃).

Use:1. used in photographic processing as a photographic fixer

         2. electroplate applications in steel, as part of patina recipes for copper alloys

         3. used in the tanning of leather

         4. in PH testing of bleaching substances

         5. in Waste water treatment, neutralizing bleached and chlorinated water.

         6. to lower chlorine levels in swimming pools and spas following super chlorination

         7. used in bleach

         8. used in paper industry

         9. used to remove iodine stains, e.g. After the explosion of nitrogen tri-iodide.

        10. used in aquaculture

Appearance

colorless transparent crystal

Assay

≥98.00%

Water Insoluble matter

≤0.1%

Sulfide(Na2S)

≤0.001%

Iron (as Fe)

≤0.001%

PH

6.5~9.5

Packaging & Shipping

25KGpp bags, 1MT/1.25MT jumbo bags or 25MT/20'

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