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  • NO. 15, LANE 110, GUYUAN ROAD, HONGKOU DISTRICT, SHANGHAI,CHINA
  • adela.zhou@a-zenithtrade.com
  • adela.zhou@a-zenithtrade.com
Sodium Hydrosulfite保险粉
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Sodium Hydrosulfite 85%/88%/90%

  • CAS NO.：
7775-14-6
  • Molecular Formula：
NA2S2O4
  • Appearance:
White Crystalline Powder
  • Application:
Textile、Dyeing、Paper、Food Industry
  • Packing：
50KG/IRON DRUM
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ITEMS Standards
Na2S2O4       %≥ 90 88 85
Water Insoluble %≤ 0.05 0.05 0.05
Heavy Metal  %≤ 0.0001 0.0001 0.0001
Na2CO3       %≤ 1-5 1-5 1-5
Fe           %≤ 0.002 0.002 0.002
Zn           %≤ 0.0001 0.0001 0.0001

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