40543-96-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40543-96-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,5,4 and 3 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 40543-96:
(7*4)+(6*0)+(5*5)+(4*4)+(3*3)+(2*9)+(1*6)=102
102 % 10 = 2
So 40543-96-2 is a valid CAS Registry Number.