Antibiotics are widely used to treat bacterial infected diseases in animals. However, longterm use and misuse of some antibiotics can cause problem of drug residues can generally be divided into two methods, chemical based method and immunological based methods.
commonly used as a confirmation method because of their high precision and accuracy but these methods are time-consuming and require expensive equipment and well trained personnel. on the contrary, LFI is currently
observation
for example, the visual limit of detection was found to be 15 ppb and the test was finish in 10 min