169030-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169030-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,0,3 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 169030-73:
(8*1)+(7*6)+(6*9)+(5*0)+(4*3)+(3*0)+(2*7)+(1*3)=133
133 % 10 = 3
So 169030-73-3 is a valid CAS Registry Number.