Product Description

• Sodium hydrosulfite 90% 7775-14-6
  
  
                          Sodium Hydrosulfite
  
  Product: Sodium hydrosulfite
  CAS No: 7775-14-6
  Purity: 90% , 88% , 85%
  MF: Na2S2O4
  MW: 174.11
  EINECS No: 231-890-0
  MP:300 °C
  BP:1390°C
  Density:2.13
  Storage temp.:Store at RT.
  Solubility:250 g/L (20°C)
  Water Solubility:250 g/L (20°C)
  CAS DataBase Reference:7775-14-6(CAS DataBase Reference)
  NaCO3(wt%):2-6
  Appearance: Free-flowing white crystalline powder
  Odor: Odorless or with a slight odor of sulfur dioxide
  Usage: Sodium Hydrosulphite is widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping etc.
  Specification of Na2S2O4 Sodium Hydrosulfite SHS 
  Quality standard:
                            Technical grade: HG/T 2074-1991 JIS K 1476-1995
                            Food grade: GB2682-199
  Warranty period: 12 months after production date

  INDEX	90%	88%	85%	FOOD ADDITIVE
  Na2S2O4	≥90%	≥88%	≥85%	≥85%
  Fe	≤20ppm	≤20ppm	≤20ppm	≤20ppm
  Zinc(Zn)	≤1ppm	≤1ppm	≤1ppm	≤1ppm
  Other heavy metal (calculated as Pb)	≤1ppm	≤1ppm	≤1ppm	≤1ppm
  Water Insolubles	≤0.05%	≤0.05%	≤0.05%	≤0.05%
  Shelf Lif

Company Profile

• ZHENGZHOU KELAI CHEMICAL CO., LTD.
• [ China ]
• This company is registered as a free member and is not verified or authenticated by Tradekey.com
• Zhengzhou Kelai Chemical Co.,Ltd., which is a comprehensive enterprise integrated sales with producing, specializing in chemical materials including pigments, paint,plasticizer and additive etc..  By strong power of researching and producing, the products are used for plastic, paint and coating, detergent and soap, petrochemical & metallurgical industry, all products posses high quality, good s...
  

Basic Information

• Company Products / Services: titanium dioxide rutile, pvc resin, sles, labsa, iron oxide, stpp, shmp, lithopone, zinc oxide
• Year Established: 2015
• Number of Employees: 101-500
• Website: http://www.kelaichem.com