81189-62-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81189-62-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,8 and 9 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81189-62:
(7*8)+(6*1)+(5*1)+(4*8)+(3*9)+(2*6)+(1*2)=140
140 % 10 = 0
So 81189-62-0 is a valid CAS Registry Number.