98918-00-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98918-00-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,9,1 and 8 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 98918-00:
(7*9)+(6*8)+(5*9)+(4*1)+(3*8)+(2*0)+(1*0)=184
184 % 10 = 4
So 98918-00-4 is a valid CAS Registry Number.