518344-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 518344-03-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,8,3,4 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 518344-03:
(8*5)+(7*1)+(6*8)+(5*3)+(4*4)+(3*4)+(2*0)+(1*3)=141
141 % 10 = 1
So 518344-03-1 is a valid CAS Registry Number.