89089-03-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89089-03-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,0,8 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 89089-03:
(7*8)+(6*9)+(5*0)+(4*8)+(3*9)+(2*0)+(1*3)=172
172 % 10 = 2
So 89089-03-2 is a valid CAS Registry Number.