205050-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 205050-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,0,5 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 205050-73:
(8*2)+(7*0)+(6*5)+(5*0)+(4*5)+(3*0)+(2*7)+(1*3)=83
83 % 10 = 3
So 205050-73-3 is a valid CAS Registry Number.