7028-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7028-82-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,2 and 8 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 7028-82:
(6*7)+(5*0)+(4*2)+(3*8)+(2*8)+(1*2)=92
92 % 10 = 2
So 7028-82-2 is a valid CAS Registry Number.