Name:Sodium thiosulphate Pentahydrate
Molecular formula:Na2S2O3.5H2O
CAS:Â 7772-98-7
Molecular weight:248
Properties:
Monoclinic crystal, Melting point: 40-45â??, Relative Density: 1.729(17â??).
Use:
1. used in photographic processingas 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
Packing:
25KG pp bags, 1MT/1.25MT jumbo bags
Product name :Sodium Tetraborate Pentahydrate Molecular formula: Na2B4O7�·5H2O Analysis items Standard Appearance White crystalline B2O3 47.76%-49.35% Na2B4O7�·5H2O 99.99%-103.24% Na2O 21.25%-21.95% SO4 135 ppm max Cl 70 ppm max Fe 5 ppm max Insoluble matter in water 150 ppm max
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Sodium Metasilicate Pentahydrate granules
97-98%
Sodium Thiosulphate/ Sodium Thiosulfate 99% CAS No.: 10102-17-7 Other Names: sodium thiosulphate MF: Na2S2O3 EINECS No.: 231-867-5 Grade Standard:Industrial Grade Purity: 99% Appearance: colorless monoclinic crystal Application: photographic fixing agent Items Specifications Appearance colorless crystal granular Assay 99.00% Water Insoluble matter 0.01% Sulfide 0.001% Fe 0.002% PH 6.5-9.5 Water solution reaction in accordance with the test
Name: Sodium thiosulphate Molecular formula: Na2S2O3.5H2O CAS: 7772-98-7 Properties: Monoclinic crystal, Melting point: 40-45, Relative Density: 1.729(17). Usage: 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
Sodium Thiosulphate 97-98%
CAS No.:10102-17-7, Other Names: sodium thiosulphate MF: Na2S2O3 EINECS No.: 231-867-5 Place of Grade Standard:Industrial Grade Purity: 99% Appearance: colorless monoclinic crystal Application: photographic fixing agent Items Specifications Appearance colorless crystal granular Assay 99.00% Water Insoluble matter 0.01% Sulfide 0.001% Fe 0.002% PH 6.5-9.5 Water solution reaction in accordance with the test
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