29680-62-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29680-62-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,6,8 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 29680-62:
(7*2)+(6*9)+(5*6)+(4*8)+(3*0)+(2*6)+(1*2)=144
144 % 10 = 4
So 29680-62-4 is a valid CAS Registry Number.