Click detailed control button in work station after the instrument starts normally. choose dialog box of reset consumable to clear the time of injection septum. then exchange of pump oil is finished.

In the determination of total nitrogen in water sample by flow injection analysis instrument, the concentration of sulfuric acid which used for the preservation of sample affected the result.

Methods Using the bacterial endotoxin detect instrument to investigate the influence of concentrated sodium chloride injection in bacterial endotoxin detecting.