408307-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 408307-30-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,8,3,0 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 408307-30:
(8*4)+(7*0)+(6*8)+(5*3)+(4*0)+(3*7)+(2*3)+(1*0)=122
122 % 10 = 2
So 408307-30-2 is a valid CAS Registry Number.