674-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 674-03-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,7 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 674-03:
(5*6)+(4*7)+(3*4)+(2*0)+(1*3)=73
73 % 10 = 3
So 674-03-3 is a valid CAS Registry Number.