Molecular formula: Na2s2o3
Cas No. 7772-98-7/10102-17-7
Purity: 99%
Appearance: Crystal, Granular
Annual Capacity:20,000 Metric Tons
Specification:GB/T 1626-2008
Iterms
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Standards
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SODIUM THIOSULPHATE
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98-99% min
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WHATER INSOLUBLE MATTER:
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0.01% max
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NA2S
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0.001% max
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FE
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0.002% max
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PH VALUE
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6.5-9.5
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Uses:
1.In Metallurgy Industry
1. Sodium thiosulphate can adjust the PH balance of water quality in aquaculture; it can also absorb organic suspended solids in water bodies, thereby purifying water quality.
2. Sodium thiosulfate solution can dissolve the unsensitized silver bromide in the developed photographic film into a colorless complex and remove it, so it is a commonly used fixing agent.
3. Reducing agent for dichromate when tanning leather.
4. In the paper industry, it is used as a remover after pulp bleaching.
5. In the printing and dyeing industry, it is used as a dechlorination agent after bleaching cotton fabrics, a sulfur dye for knitted fabrics, and an anti-whitening agent for indigo dyes.
6. Analytical chemistry is used as reagents for chromatographic analysis and volumetric analysis.
Certificates
Packing 25kg pp bag 50kg pp bad and 1MT jumbo bag. According to clients' requirements.
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