美国kimble 层析柱420400-2515

FLEX-COLUMNS® ECONOMY COLUMNS

FLEX-COLUMNS® are economical ａnd easy-to-use.  Short columns are typically used for ion exchange chromatography, sample desalting ａnd semi-disposable applications, while the long columns are ideally suited for gel filtration ａnd adsorption chromatography.

· Constructed of polypropylene reservoirs ａnd column outlets permanently connected to a borosilicate glass barrel

· 20 μm porosity polyethylene bed supports are fixed in the column outlet

· Luer lock inlets ａnd outlets on the columns, along with a wide variety of adapters, valves ａnd fittings, provide simple ａnd versatile tubing connections

· Available in 30 different sizes with standard inside diameters of 0.7, 1.0, 1.5 ａnd 2.5 cm ａnd lengths ranging from 4 to 170 cm

· Maximum pressure is 1.0 bar (14.7 psi, 1.0 atm, 0.1 MPa)

· Temperature range is 0 to 50 °C

· Sterilize with 2N NaOH or 100% ethanol; autoclaving is not recommended

· All columns are fitted with translucent polypropylene reservoir tops ａnd with bed supports that are permanently mounted in the polypropylene column outlet

· Cap, reservoir ａnd column outlet are made of polypropylene

· Bed support is manufactured from High Density Polyethylene (HDPE) with 20 micron nominal bed support porosity

· Tubing connections are male Luer locks

· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I ａnd ASTM E438, Type I, Class A requirements

Note: Polypropylene end fittings are NOT replaceable on FLEX-COLUMNS®.