308122-66-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 308122-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,8,1,2 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 308122-66:
(8*3)+(7*0)+(6*8)+(5*1)+(4*2)+(3*2)+(2*6)+(1*6)=109
109 % 10 = 9
So 308122-66-9 is a valid CAS Registry Number.