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957503-91-2

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957503-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 957503-91-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,7,5,0 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 957503-91:
(8*9)+(7*5)+(6*7)+(5*5)+(4*0)+(3*3)+(2*9)+(1*1)=202
202 % 10 = 2
So 957503-91-2 is a valid CAS Registry Number.

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