111830-22-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111830-22-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,8,3 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 111830-22:
(8*1)+(7*1)+(6*1)+(5*8)+(4*3)+(3*0)+(2*2)+(1*2)=79
79 % 10 = 9
So 111830-22-9 is a valid CAS Registry Number.