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103457-10-9

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103457-10-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103457-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,4,5 and 7 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 103457-10:
(8*1)+(7*0)+(6*3)+(5*4)+(4*5)+(3*7)+(2*1)+(1*0)=89
89 % 10 = 9
So 103457-10-9 is a valid CAS Registry Number.

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