40358-43-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40358-43-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,3,5 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40358-43:
(7*4)+(6*0)+(5*3)+(4*5)+(3*8)+(2*4)+(1*3)=98
98 % 10 = 8
So 40358-43-8 is a valid CAS Registry Number.