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679810-98-1

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679810-98-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 679810-98-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,9,8,1 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 679810-98:
(8*6)+(7*7)+(6*9)+(5*8)+(4*1)+(3*0)+(2*9)+(1*8)=221
221 % 10 = 1
So 679810-98-1 is a valid CAS Registry Number.

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