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100224-81-5

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100224-81-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100224-81-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,2,2 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 100224-81:
(8*1)+(7*0)+(6*0)+(5*2)+(4*2)+(3*4)+(2*8)+(1*1)=55
55 % 10 = 5
So 100224-81-5 is a valid CAS Registry Number.

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