sodium 3-nitrobenzene sulfonate

appearance: yellow powder
content:≧90%
moisture:≦3%
fineness:≦5%
ph value:7-9
application property:
1. this chemical is acid-resisting, alkali-resisting and resistant to hard water. and it can be used as blush preventive agent of vat dyes during printing.
2. it can be used as colored light protective agent during printing and pad dyeing with reactive dyes.
3. it can be used to mend relief of cotton print and can be used as white-grounding protective agent while scouring fabrics and return to color of dyes.

127-68-4