25966-12-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25966-12-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,9,6 and 6 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 25966-12:
(7*2)+(6*5)+(5*9)+(4*6)+(3*6)+(2*1)+(1*2)=135
135 % 10 = 5
So 25966-12-5 is a valid CAS Registry Number.