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N.W.Acid

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  Post Date: Oct 11,2018
  Expiry Date: Oct 11,2019
  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
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1,Name of product
1-Naphthol-4-Sulfonic Acid
2,Structural formula

3,Molecular formulaC10H8O4S


——
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
—
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.

  CAS Registry Number:

84-87-7
  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;
  Molecular Formula: C10H8O4S
  Molecular Weight: 224.2331
  Molecular Structure: 84-87-7 4-hydroxynaphthalene-1-sulphonic acid

  Company: Sinoright International Trade Co. Ltd.     [ China ]          
  Contact: Harry Du
  Tel: 0086-411-86596755 39210844 130
  Fax: 0086-411-86596060 39210855
  Email: harry.du@sinoright.net
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