11-03-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 11-03-0 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 1 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 11-03:
(4*1)+(3*1)+(2*0)+(1*3)=10
10 % 10 = 0
So 11-03-0 is a valid CAS Registry Number.