NW Acid

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Product Name: NW acid
Chemical Name:  1-Naphthol-4-sulfonic acid
: 1-Naphthalenesulfonicacid,4-hydroxy-;4-hydroxy-1-naphthalenesulfonicaci;4-hydroxynaphthalene-1-sulphonicacid;Nevileandwinther’sacid;N-(M-SULFOPHENYL) GAMMA ACID;4-Hydroxy-1-naphthalenesulfonic acid;1-NAPHTHOL-4-SULFONIC ACID;Nevile-Winthers acid
CAS No: 84-87-7
MF: C10H8O4S
MW: 224.23
: Intermediate

Descriptions of NW Acid:

Transparent sheet crystal. soluble in water.


Azo dyes intermediate, for the manufacture of direct copper salt Blue BR, direct ketone blue 2R, acid red B, acidic media and so on.

Storage: Storage should be cool and ventilated, away from heat, fire, to prevent sun exposure, heat is strictly prohibited.
Package: 25kg PP bag for solid powder. 200L or 250KG Drum for Liquid.

Specifications of NW acid:

Appearance light brown solid
Content ≥65%
Moisture ≤0.1%
Insoluble ≤0.1%
Melting point n/a
Package 25KG/Bag

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