25718-55-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25718-55-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,7,1 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 25718-55:
(7*2)+(6*5)+(5*7)+(4*1)+(3*8)+(2*5)+(1*5)=122
122 % 10 = 2
So 25718-55-2 is a valid CAS Registry Number.