89909-24-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89909-24-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,9,0 and 9 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89909-24:
(7*8)+(6*9)+(5*9)+(4*0)+(3*9)+(2*2)+(1*4)=190
190 % 10 = 0
So 89909-24-0 is a valid CAS Registry Number.