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12219-56-6

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  • Factory Supply Reaction products of diazotised 5-amino-2-anilinobenzenesulphonic acid coupled with resorcinol, subsequently coupled with diazotised 3-amino-4-hydroxy-5-nitrobenzenesulphonic acid, subs

    Cas No: 12219-56-6

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12219-56-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 12219-56-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,1 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 12219-56:
(7*1)+(6*2)+(5*2)+(4*1)+(3*9)+(2*5)+(1*6)=76
76 % 10 = 6
So 12219-56-6 is a valid CAS Registry Number.

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