25422-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25422-68-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,4,2 and 2 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 25422-68:
(7*2)+(6*5)+(5*4)+(4*2)+(3*2)+(2*6)+(1*8)=98
98 % 10 = 8
So 25422-68-8 is a valid CAS Registry Number.