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Sodium thiosulphate, anhydrous 98.5%, extra pure
 :  Thermo Fisher Scientific
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Sodium thiosulphate, anhydrous 98.5%, extra pure
 :  Thermo Fisher Scientific

 

  • Environmentally Preferable:

 

 

  • Appearance:
    White Crystalline powder
  • Titration Iodimetric:
    ≥98.0 % (on dry substance)
  • Loss on drying:
    ≤2 % (105°C, 2 h)
  • pH:
    6.0 to 8.5 (5 % at 20°C)
  • Chloride (Cl):
    ≤1500 ppm
  • SO4 and SO3 (as SO4):
    ≤1 %
  • Iron (Fe):
    ≤50 ppm
  • Heavy metals (as Pb):
    ≤50 ppm

 

 

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Sodium thiosulphate, anhydrous 99%

 : Thermo Fisher Scientific