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691869-11-1

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691869-11-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 691869-11-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,1,8,6 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 691869-11:
(8*6)+(7*9)+(6*1)+(5*8)+(4*6)+(3*9)+(2*1)+(1*1)=211
211 % 10 = 1
So 691869-11-1 is a valid CAS Registry Number.

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