322-13-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 322-13-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,2 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 322-13:
(5*3)+(4*2)+(3*2)+(2*1)+(1*3)=34
34 % 10 = 4
So 322-13-4 is a valid CAS Registry Number.