91009-06-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91009-06-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,0 and 9 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 91009-06:
(7*9)+(6*1)+(5*0)+(4*0)+(3*9)+(2*0)+(1*6)=102
102 % 10 = 2
So 91009-06-2 is a valid CAS Registry Number.