81066-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81066-82-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,6 and 6 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81066-82:
(7*8)+(6*1)+(5*0)+(4*6)+(3*6)+(2*8)+(1*2)=122
122 % 10 = 2
So 81066-82-2 is a valid CAS Registry Number.