NW Acid

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Product Name: NW acid
Chemical Name:  1-Naphthol-4-sulfonic acid
Synonyms
: 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
Category
: Intermediate
Structure:

Descriptions of NW Acid:

Transparent sheet crystal. soluble in water.

Use:

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