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100340-03-2

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100340-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100340-03-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,3,4 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 100340-03:
(8*1)+(7*0)+(6*0)+(5*3)+(4*4)+(3*0)+(2*0)+(1*3)=42
42 % 10 = 2
So 100340-03-2 is a valid CAS Registry Number.

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