240430-81-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 240430-81-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,0,4,3 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 240430-81:
(8*2)+(7*4)+(6*0)+(5*4)+(4*3)+(3*0)+(2*8)+(1*1)=93
93 % 10 = 3
So 240430-81-3 is a valid CAS Registry Number.