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19131-12-5

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19131-12-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19131-12-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,1,3 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 19131-12:
(7*1)+(6*9)+(5*1)+(4*3)+(3*1)+(2*1)+(1*2)=85
85 % 10 = 5
So 19131-12-5 is a valid CAS Registry Number.

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