99168-68-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99168-68-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,1,6 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 99168-68:
(7*9)+(6*9)+(5*1)+(4*6)+(3*8)+(2*6)+(1*8)=190
190 % 10 = 0
So 99168-68-0 is a valid CAS Registry Number.