67342-93-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67342-93-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,4 and 2 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 67342-93:
(7*6)+(6*7)+(5*3)+(4*4)+(3*2)+(2*9)+(1*3)=142
142 % 10 = 2
So 67342-93-2 is a valid CAS Registry Number.