82908-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82908-81-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,9,0 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 82908-81:
(7*8)+(6*2)+(5*9)+(4*0)+(3*8)+(2*8)+(1*1)=154
154 % 10 = 4
So 82908-81-4 is a valid CAS Registry Number.