83073-73-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83073-73-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,7 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83073-73:
(7*8)+(6*3)+(5*0)+(4*7)+(3*3)+(2*7)+(1*3)=128
128 % 10 = 8
So 83073-73-8 is a valid CAS Registry Number.