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857789-02-7

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857789-02-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 857789-02-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,7,8 and 9 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 857789-02:
(8*8)+(7*5)+(6*7)+(5*7)+(4*8)+(3*9)+(2*0)+(1*2)=237
237 % 10 = 7
So 857789-02-7 is a valid CAS Registry Number.
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