40475-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40475-81-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,7 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40475-81:
(7*4)+(6*0)+(5*4)+(4*7)+(3*5)+(2*8)+(1*1)=108
108 % 10 = 8
So 40475-81-8 is a valid CAS Registry Number.