N.W.Acid
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Post Date:
Oct 11,2018
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Expiry Date:
Oct 11,2019
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Detailed Description:
Cas No. :84-87-7
Payment Method: T/T D/A D/P L/C
N.W.Acid
High Quality
Earliest shipment
Competitive price
Professional Service
1,Name of product
1-Naphthol-4-Sulfonic Acid
2,Structural formula
3,Molecular formulaC10H8O4S
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Molecular weight 224.17 (According to the 1991 international relative atomic weight)
4,Carry out the standard Chemical sector standard in the People's Republic of China (HG/T 2897—1997)
5,Nature and use:White or pale yellow ointment(Wet product),Light yellow powdery(Dry product),It
is apt to dissolve it in water. This product from 1-Naphthylamine-4-Sulfonate sodium
hydrolysis etc. and react and make . Use as the intermedia of the azo dyes mainly.
6,Quality index:
Name of index
Index
Wet product
Dry product
Appearance
white or pale yellow ointment
Light yellow powdery
1-Naphthol-4-Sulfonic Acid (%)
≥ 40.0
≥ 65
1-Naphthylamine-4-Sulfonic Acid (%)
≤ 1.20
≤ 1.20
SO2 (%)
≤ 0.30
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7,Outer packaging:
Braided bag of plastic packaging, the double-deck plastic membrane of inside lining.
the each bag suttle 50Kg(Wet product ),the each bag suttle 25Kg(Dry product ).
8,Store and transport:
1-Naphthylamine-4-Sulfonate Sulfonic acid sodium should prevent the sun from being
shone and made moist when store or transport. Should store in dry to ventilate place.
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CAS Registry Number:
84-87-7
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Synonyms:
;1-naphthol-4-sulfonic acid;1-Naphthalenesulfonicacid,4-hydroxy-;4-hydroxy-1-naphthalenesulfonicaci;4-h ydroxynaphthalene-1-sulphonicacid; Nevileandwinther'sacid; N-(M-SULFOPHENYL) GAMMA ACID;4-Hydroxy-1-naphthalenesulfonic acid;Nevile-Winthers acid;NW acid;4-hydroxynaphthalene-1-sulfonic acid;1-Hydroxy-4-naphthalenesulfonic acid;
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Molecular Formula:
C10H8O4S
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Molecular Weight:
224.2331
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Molecular Structure:
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