725232-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 725232-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,5,2,3 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 725232-72:
(8*7)+(7*2)+(6*5)+(5*2)+(4*3)+(3*2)+(2*7)+(1*2)=144
144 % 10 = 4
So 725232-72-4 is a valid CAS Registry Number.