118538-56-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118538-56-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,5,3 and 8 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 118538-56:
(8*1)+(7*1)+(6*8)+(5*5)+(4*3)+(3*8)+(2*5)+(1*6)=140
140 % 10 = 0
So 118538-56-0 is a valid CAS Registry Number.