109405-29-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109405-29-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,4,0 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 109405-29:
(8*1)+(7*0)+(6*9)+(5*4)+(4*0)+(3*5)+(2*2)+(1*9)=110
110 % 10 = 0
So 109405-29-0 is a valid CAS Registry Number.