102518-43-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102518-43-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,5,1 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 102518-43:
(8*1)+(7*0)+(6*2)+(5*5)+(4*1)+(3*8)+(2*4)+(1*3)=84
84 % 10 = 4
So 102518-43-4 is a valid CAS Registry Number.