109844-26-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109844-26-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,8,4 and 4 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 109844-26:
(8*1)+(7*0)+(6*9)+(5*8)+(4*4)+(3*4)+(2*2)+(1*6)=140
140 % 10 = 0
So 109844-26-0 is a valid CAS Registry Number.