67122-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67122-18-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,1,2 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 67122-18:
(7*6)+(6*7)+(5*1)+(4*2)+(3*2)+(2*1)+(1*8)=113
113 % 10 = 3
So 67122-18-3 is a valid CAS Registry Number.