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12158-97-3

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12158-97-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 12158-97-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,5 and 8 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 12158-97:
(7*1)+(6*2)+(5*1)+(4*5)+(3*8)+(2*9)+(1*7)=93
93 % 10 = 3
So 12158-97-3 is a valid CAS Registry Number.

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