China manufacture best and cheap photo grade sodium thiosulphate 99%

FOB Reference Price:Get Latest Price
US $160-190 / Ton | 10 Ton/Tons the price for full container will much competitive (Min. Order)
Supply Ability:
100000 Ton/Tons per Year
Port:
Tianjin,any port of china
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Overview
Quick Details
Classification:
Sulphate
Type:
Sodium Thiosulfate
CAS No.:
10102-17-7
Other Names:
SODIUM HYDROSULPHITE
MF:
Na2S2O3 5H2O
EINECS No.:
231-867-5
Place of Origin:
Henan, China (Mainland)
Grade Standard:
Industrial Grade
Purity:
99%min
Appearance:
White Crystal
Application:
Water Treatment,DYING,photo industry
Brand Name:
HENAN EASTAR
Model Number:
99%
relative density:
1.729 (17℃)
molecular weight::
248.17
melting point::
40-48℃
Packaging & Delivery
Packaging Details
in plastic woven bag, 25kg net each, or follow your requirement
Delivery Time
prompt delivery
 
FAQ

  

Another name: Sodium hyposulphite 99%

 

Molecular formula: Na2S2O2·5H2O

 
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TEL:86-371-65356190-8012
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Product Description

  

Molecular weight; 248.17

Properties:Monoclinic crystal

 

Application;

Used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. And decolor agent

Packing:

25kg,plastic woven bag, or following your demand.

 

Specification:

 

Appearance

colorless transparent crystal

Assay

≥99.00%

Water Insoluble matter

≤0.2%

Sulfide

≤0.0004%

Alkalinity (as NaOH)

≤0.02%

Acidity (as H2SO4)

≤0.01%

Iron (as Fe)

≤0.003%

Heavy metals (as Pb)

≤0.001%

PH

6.5~9.5

Water solution reaction

in accordance with the test