728-60-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 728-60-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,2 and 8 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 728-60:
(5*7)+(4*2)+(3*8)+(2*6)+(1*0)=79
79 % 10 = 9
So 728-60-9 is a valid CAS Registry Number.