98108-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98108-03-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,1,0 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 98108-03:
(7*9)+(6*8)+(5*1)+(4*0)+(3*8)+(2*0)+(1*3)=143
143 % 10 = 3
So 98108-03-3 is a valid CAS Registry Number.