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1983205-53-3

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1983205-53-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1983205-53-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,8,3,2,0 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1983205-53:
(9*1)+(8*9)+(7*8)+(6*3)+(5*2)+(4*0)+(3*5)+(2*5)+(1*3)=193
193 % 10 = 3
So 1983205-53-3 is a valid CAS Registry Number.

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