34500-45-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34500-45-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,5,0 and 0 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 34500-45:
(7*3)+(6*4)+(5*5)+(4*0)+(3*0)+(2*4)+(1*5)=83
83 % 10 = 3
So 34500-45-3 is a valid CAS Registry Number.