121125-13-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121125-13-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,1,2 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 121125-13:
(8*1)+(7*2)+(6*1)+(5*1)+(4*2)+(3*5)+(2*1)+(1*3)=61
61 % 10 = 1
So 121125-13-1 is a valid CAS Registry Number.