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81194-83-4

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81194-83-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81194-83-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,9 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 81194-83:
(7*8)+(6*1)+(5*1)+(4*9)+(3*4)+(2*8)+(1*3)=134
134 % 10 = 4
So 81194-83-4 is a valid CAS Registry Number.

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