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31153-58-9

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31153-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 31153-58-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,1,5 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 31153-58:
(7*3)+(6*1)+(5*1)+(4*5)+(3*3)+(2*5)+(1*8)=79
79 % 10 = 9
So 31153-58-9 is a valid CAS Registry Number.

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