25433-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25433-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,4,3 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 25433-87:
(7*2)+(6*5)+(5*4)+(4*3)+(3*3)+(2*8)+(1*7)=108
108 % 10 = 8
So 25433-87-8 is a valid CAS Registry Number.