Syringeless filters are preassembled filtration devices specially used in HPLC for the purification and analysis of samples.It is a single disposable unit contains the function of common samples bottles (including the lid and cushions), disposable needles and syringe filters. MS ®syringeless filter adopt standard size, can cooperate with HPLC instrument perfectly. Two membrane aperture are available to meet all of your filtration needs:0.22μm and 0.45μm,all materials such as PVDF, Nylon, PTFE, PES, PP are available.Syringeless filters are specially designed for the filtration of small doses of sample, especially suitable for the light sensitive and air sensitive compounds analysis