22331-12-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22331-12-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,3,3 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 22331-12:
(7*2)+(6*2)+(5*3)+(4*3)+(3*1)+(2*1)+(1*2)=60
60 % 10 = 0
So 22331-12-0 is a valid CAS Registry Number.