81216-08-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81216-08-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,1 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 81216-08:
(7*8)+(6*1)+(5*2)+(4*1)+(3*6)+(2*0)+(1*8)=102
102 % 10 = 2
So 81216-08-2 is a valid CAS Registry Number.