173193-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173193-16-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,1,9 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 173193-16:
(8*1)+(7*7)+(6*3)+(5*1)+(4*9)+(3*3)+(2*1)+(1*6)=133
133 % 10 = 3
So 173193-16-3 is a valid CAS Registry Number.