110209-97-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 110209-97-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,0,2,0 and 9 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 110209-97:
(8*1)+(7*1)+(6*0)+(5*2)+(4*0)+(3*9)+(2*9)+(1*7)=77
77 % 10 = 7
So 110209-97-7 is a valid CAS Registry Number.