34118-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34118-80-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,1,1 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 34118-80:
(7*3)+(6*4)+(5*1)+(4*1)+(3*8)+(2*8)+(1*0)=94
94 % 10 = 4
So 34118-80-4 is a valid CAS Registry Number.