25495-31-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25495-31-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,4,9 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 25495-31:
(7*2)+(6*5)+(5*4)+(4*9)+(3*5)+(2*3)+(1*1)=122
122 % 10 = 2
So 25495-31-2 is a valid CAS Registry Number.