13651-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13651-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,6,5 and 1 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13651-13:
(7*1)+(6*3)+(5*6)+(4*5)+(3*1)+(2*1)+(1*3)=83
83 % 10 = 3
So 13651-13-3 is a valid CAS Registry Number.