22192-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22192-81-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,1,9 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 22192-81:
(7*2)+(6*2)+(5*1)+(4*9)+(3*2)+(2*8)+(1*1)=90
90 % 10 = 0
So 22192-81-0 is a valid CAS Registry Number.