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连二亚硫酸钠

Brand: SINOPMC

Type: 25/50kg drum

类别：

印染

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产品描述
概要

Introduction:

It is widely used in textile industry for reductive dyeing, reductive cleaning, printing, decolorization and bleaching of silk, wool, nylon and other fabrics, it does not fade easily. In a variety of substances, powder can also be used for food bleaching, such as gelatin, sugar, honey, soap, animal (vegetable) oil, bamboo, china clay bleaching. The powder can also be used in organic synthesis, such as dyes, pharmaceutical production as a reducing agent or bleach, it is the most suitable for wood pulp and paper bleaching agent. In water treatment and pollution control, many heavy metal ions such as PB2 + , Bi3 + can be reduced to metals, and can also be used to preserve food and fruits.

ITEM	STANDARD	ACTUAL DATA
sodium Hydrosulfite %	90 Min	90.36
water insoluble %	0.1 Max	0.04
sodium thiosulfate: Na₂S₂O₃%	1.2 Max	0.6
sodium metabisulfite: Na₂S₂O₅%	5-7	6.0
Sodium bisulfite: NaHSO₃%	0.5 Max	0.22
Sodium carbonate: Na₂CO₃%	0.6-2 Max	1.2
sodium formate: HCOONa %	0.5 Max	0.21
zn %	0.0001 Max	0.00001
Fe %	0.005 Max	0.001