789-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 789-93-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,8 and 9 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 789-93:
(5*7)+(4*8)+(3*9)+(2*9)+(1*3)=115
115 % 10 = 5
So 789-93-5 is a valid CAS Registry Number.