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857819-83-1

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857819-83-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 857819-83-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,8,1 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 857819-83:
(8*8)+(7*5)+(6*7)+(5*8)+(4*1)+(3*9)+(2*8)+(1*3)=231
231 % 10 = 1
So 857819-83-1 is a valid CAS Registry Number.

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