109635-43-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109635-43-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,6,3 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 109635-43:
(8*1)+(7*0)+(6*9)+(5*6)+(4*3)+(3*5)+(2*4)+(1*3)=130
130 % 10 = 0
So 109635-43-0 is a valid CAS Registry Number.