108909-08-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108909-08-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,9,0 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 108909-08:
(8*1)+(7*0)+(6*8)+(5*9)+(4*0)+(3*9)+(2*0)+(1*8)=136
136 % 10 = 6
So 108909-08-6 is a valid CAS Registry Number.