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93431-78-8

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93431-78-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93431-78-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,4,3 and 1 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 93431-78:
(7*9)+(6*3)+(5*4)+(4*3)+(3*1)+(2*7)+(1*8)=138
138 % 10 = 8
So 93431-78-8 is a valid CAS Registry Number.

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