Shop › 240021 - C-PFM: adapter, 1/4-28 female to medium barbed fitting, fits into peristaltic pump tubes, 10-pk 240021 - C-PFM: adapter, 1/4-28 female to medium barbed fitting, fits into peristaltic pump tubes, 10-pk $149.87 FIAlab PN 240021 FIAlab PN 240021 Add To Cart Added! You Might Also Like 792500 - FIAlyzer sample loop: 12" of 0.03" ID (139 µL), including nuts and ferrules $52.08 270160 - Teflon Tubing, 1/16th" OD, 0.02" ID, 20ft, clear $81.84 792503 - FIAlyzer sample loop: 2.25" of 0.02" ID (12 µL), including nuts and ferrules $52.08 240160 - M6 Flangeless Nut for 1/16in tubing, PPS, Black, 10-pk $71.21 79209 - Mixing coil, plumbed with 65" of 0.03" ID Teflon tubing, 750µL $193.44