54552-68-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54552-68-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,5,5 and 2 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 54552-68:
(7*5)+(6*4)+(5*5)+(4*5)+(3*2)+(2*6)+(1*8)=130
130 % 10 = 0
So 54552-68-0 is a valid CAS Registry Number.