12237-02-4 Usage
Preparation
2-((4-Amino-3-methoxyphenyl)sulphonyl)ethyl hydrogensulphate diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid, and copper sulfate and sodium acetate complexation and salting-out.
Properties and Applications
red. Used for cotton, viscose, linen and silk fabric dyeing and printing, also can be used for polyvinyl chloride coatings. Apply to discharge printing, discharge excellent performance.
Standard
Light Fastness
Oxygen bleaching
Persperation Fastness
Soaping
Fading
Stain
Fading
Stain
Fading
Stain
ISO
6
5
5
4-5(95℃)
5
Standard
Light Fastness
Fading
Stain
ISO
6
Check Digit Verification of cas no
The CAS Registry Mumber 12237-02-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,3 and 7 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 12237-02:
(7*1)+(6*2)+(5*2)+(4*3)+(3*7)+(2*0)+(1*2)=64
64 % 10 = 4
So 12237-02-4 is a valid CAS Registry Number.