54808-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54808-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,8,0 and 8 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 54808-25:
(7*5)+(6*4)+(5*8)+(4*0)+(3*8)+(2*2)+(1*5)=132
132 % 10 = 2
So 54808-25-2 is a valid CAS Registry Number.