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634155-10-5

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634155-10-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 634155-10-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,4,1,5 and 5 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 634155-10:
(8*6)+(7*3)+(6*4)+(5*1)+(4*5)+(3*5)+(2*1)+(1*0)=135
135 % 10 = 5
So 634155-10-5 is a valid CAS Registry Number.

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