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p-nitrotoluene-o-sulfonic acid

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  Post Date: Sep 18,2015
  Expiry Date: Mar 16,2016
  Detailed Description: Cas No. :121-03-9

Chemical name: p-nitrotoluene-o-sulfonic acid
Structural formula:

Chemical formula: C7H11NO7S
Molecular weight: 253
CAS NO.:121-03-9
Quality index:

Item Index
(1)Appearance milk white crystal
(2)Assay (Gross sample)% ≥ 80.0
(3)Moisture (Gross sample)% ≤5.0
(4)Free acid (Gross sample)% ≤1.0
(5)Insolubles(Gross sample% ≤0.1

Main use: it is an intermediate of dyes, can be used to manufacture Yellow R.
Packing:25kg plastic woven bag or upon clients' request.

  CAS Registry Number:

121-03-9
  Synonyms: ;4-Nitrotoluene-2-sulfonic acid;2-Methyl-5-nitrobenzenesulfonic acid;2-methyl-4-nitrobenzenesulfonic acid;
  Molecular Formula: C7H7NO5S
  Molecular Weight: 217.1992
  Molecular Structure: 121-03-9 4-nitrotoluene-2-sulphonic acid

  Company: Zhengzhou Meinl Chemical Co.,LTD.     [ China ]        
  Contact: Manager Duan
  Tel: 0371-56871707
  Fax: 0371-56871707
  Email: dqy@meinlchem.com
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