26251-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26251-68-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,2,5 and 1 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 26251-68:
(7*2)+(6*6)+(5*2)+(4*5)+(3*1)+(2*6)+(1*8)=103
103 % 10 = 3
So 26251-68-3 is a valid CAS Registry Number.