12220-12-1 Usage
Preparation
2-Aminonaphthalene-1,5-disulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its products and 2,4,6-Trichloro-1,3,5-triazine and 2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation.
Properties and Applications
orange
Standard
Light Fastness
Oxygen bleaching
Persperation Fastness
Soaping
Fading
Stain
Fading
Stain
Fading
Stain
ISO
5
4
5
4
3
4-5
5
Standard
Light Fastness
Fading
Stain
ISO
5
Check Digit Verification of cas no
The CAS Registry Mumber 12220-12-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,2 and 0 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 12220-12:
(7*1)+(6*2)+(5*2)+(4*2)+(3*0)+(2*1)+(1*2)=41
41 % 10 = 1
So 12220-12-1 is a valid CAS Registry Number.