118123-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118123-12-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,1,2 and 3 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 118123-12:
(8*1)+(7*1)+(6*8)+(5*1)+(4*2)+(3*3)+(2*1)+(1*2)=89
89 % 10 = 9
So 118123-12-9 is a valid CAS Registry Number.