PEEK Column manufactured by GL Sciences Inc. features conventional PEEK hardware which can withstand a back pressure up to 20 MPa. The mechanical strength of PEEK is far less than stainless steel and the durability to be very low as well. The particle size is 5 μm. Not only the hardware, but the frits are also made from PEEK, which the sample contacts only PEEK.
Innovative Integra-Guard Columns, Rtx-5, Length 60 m, ID 0.32 mm, df 0.25 μm, Modification: w/5 m Integra-Guard Column, Temp. -60 to 330/350°C, Restek (CAT#: STEM-C-0311-LC)