82815-32-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82815-32-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,8,1 and 5 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 82815-32:
(7*8)+(6*2)+(5*8)+(4*1)+(3*5)+(2*3)+(1*2)=135
135 % 10 = 5
So 82815-32-5 is a valid CAS Registry Number.