109322-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109322-32-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,2 and 2 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109322-32:
(8*1)+(7*0)+(6*9)+(5*3)+(4*2)+(3*2)+(2*3)+(1*2)=99
99 % 10 = 9
So 109322-32-9 is a valid CAS Registry Number.