25198-00-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25198-00-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,1,9 and 8 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 25198-00:
(7*2)+(6*5)+(5*1)+(4*9)+(3*8)+(2*0)+(1*0)=109
109 % 10 = 9
So 25198-00-9 is a valid CAS Registry Number.