81090-82-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81090-82-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,9 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81090-82:
(7*8)+(6*1)+(5*0)+(4*9)+(3*0)+(2*8)+(1*2)=116
116 % 10 = 6
So 81090-82-6 is a valid CAS Registry Number.