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197393-80-9

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197393-80-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 197393-80-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,3,9 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 197393-80:
(8*1)+(7*9)+(6*7)+(5*3)+(4*9)+(3*3)+(2*8)+(1*0)=189
189 % 10 = 9
So 197393-80-9 is a valid CAS Registry Number.

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