sodium hydrosulfite substitute/new substitute
chemical/Environmental protection printing and dyeing reducing
|PH value (1% aqueous solution)||4.5-6.5|
|solubility||soluble in water, difficult to dissolve in organic solvents|
1. The product is identified as non-hazardous chemical by the
analysis and test center of guangzhou institute of chemical
industry.Verification report no. :20702112, the content is
described in the inspection report.
2. The damage degree of this product to cloth by stripping is
similar to that of insurance powder;After stripping the color and
the insurance powder stripping the comparison of the breaking
strength of the fabric sample, by the national textile clothing
quality supervision and inspection center (guangzhou), guangzhou
fiber products inspection institute test results are described in
the inspection report :73003751.
3. This product does not contain formaldehyde or other toxic
substances;The detection of formaldehyde content, by the national
textile clothing product quality supervision and inspection center
(guangzhou), guangzhou fiber product detection institute detection,
the results are described in the inspection report :73003752.1.
This product is used in the dyeing and printing industry instead of
insurance powder for reducing, stripping, cleaning dye vases and
removing floating colors.2. The application process, usage and
dosage of this product are the same as that of insurance powder,
which can achieve the same effect as that of insurance powder.Its
reducibility and stability are higher than insurance powder.3. This
product is free of sulfur dioxide and other harmful gases, which
are harmless to human body during operation.
4. This product does not contain formaldehyde after use, and the
discharged sewage does not exceed the standard. It is a safe and
environmental protection product.
5. This product is non-flammable and does not burn when exposed to
It does not belong to dangerous chemicals in transportation and
storage, which is safe and environmental protection.
Application: this product has three types of formula to choose from, users can
choose the corresponding types of products according to their own
a). The by-i formula is mainly used for the reduction of VAT dyes,
stripping of woven fabrics, cleaning dye vats and removing floating
b), BY-II formula is mainly used for knitting fabric stripping.
c) By-iii formula is mainly used for the reduction and stripping of
1.The reducing potential of this product is higher than that of
insurance powder, and it contains BG gray, M gray, RSN blue, BC
blue, VB deep blue and other dyes, and the color is red and
difficult to control, so it is suggested to use RB or reactive dye
2. The product should be stored in a cool, dry and ventilated
place;Do not mix with oxidants and strong alkaline substances.
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