Standards, connectors, fittings, tubing, tools, and other supplies for liquid chromatography (LC), ion chromatography (IC), and gas chromatography (GC).
A useful assortment of 1/8 in. and 1/4 in. brass fittings, packaged in a compartmented clear plastic storage box. Have the required parts on hand when needed, and save money (more than 30%, compared to purchasing items individually).
Bottles of 99.5%-pure TFA (MW 114.02, CAS 76-05-01) liquid (sold by weight); for HPLC use as an ion-pairing agent in reverse-phase peptide separations.
Characteristics: Seals at 1/4 turn past fingertight. High reusability. Won't stick to metal or glass. Material Composition: DuPont VESPEL SP-21 (85% polyimide, 15% graphite). Maximum Temperature: 400°C