548445-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 548445-72-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,8,4,4 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 548445-72:
(8*5)+(7*4)+(6*8)+(5*4)+(4*4)+(3*5)+(2*7)+(1*2)=183
183 % 10 = 3
So 548445-72-3 is a valid CAS Registry Number.