55106-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55106-89-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,1,0 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 55106-89:
(7*5)+(6*5)+(5*1)+(4*0)+(3*6)+(2*8)+(1*9)=113
113 % 10 = 3
So 55106-89-3 is a valid CAS Registry Number.