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5-amino-2,3-dichloro-benzenesulfonic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42428-66-0

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42428-66-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42428-66-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,4,2 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 42428-66:
(7*4)+(6*2)+(5*4)+(4*2)+(3*8)+(2*6)+(1*6)=110
110 % 10 = 0
So 42428-66-0 is a valid CAS Registry Number.

42428-66-0Upstream product

42428-66-0Relevant academic research and scientific papers

Barium laked phenylazonaphthalene dye containing sulfonic acid groups

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, (2008/06/13)

Azo dyes containing sulfonic acid groups laked with barium and derived from an anilinesulfonic acid as diazo component and a β-naphtholsulfonic acid as coupling component for example a dye of the formula STR1 The dyes are eminently suitable as pigments for coloring surface coating compositions, printing inks and particlarly resins.

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