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1030-93-9

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1030-93-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1030-93-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,0,3 and 0 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1030-93:
(6*1)+(5*0)+(4*3)+(3*0)+(2*9)+(1*3)=39
39 % 10 = 9
So 1030-93-9 is a valid CAS Registry Number.

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