33028-07-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33028-07-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,0,2 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 33028-07:
(7*3)+(6*3)+(5*0)+(4*2)+(3*8)+(2*0)+(1*7)=78
78 % 10 = 8
So 33028-07-8 is a valid CAS Registry Number.