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1274722-73-4

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1274722-73-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1274722-73-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,4,7,2 and 2 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1274722-73:
(9*1)+(8*2)+(7*7)+(6*4)+(5*7)+(4*2)+(3*2)+(2*7)+(1*3)=164
164 % 10 = 4
So 1274722-73-4 is a valid CAS Registry Number.

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