22028-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22028-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,0,2 and 8 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 22028-13:
(7*2)+(6*2)+(5*0)+(4*2)+(3*8)+(2*1)+(1*3)=63
63 % 10 = 3
So 22028-13-3 is a valid CAS Registry Number.