121191-32-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121191-32-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,1,9 and 1 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 121191-32:
(8*1)+(7*2)+(6*1)+(5*1)+(4*9)+(3*1)+(2*3)+(1*2)=80
80 % 10 = 0
So 121191-32-0 is a valid CAS Registry Number.