Rau qee cov ntawv thov polypropylene Hplc vials tsis haum vim lawv muaj pes tsawg leeg thiab lawv cov tshuaj lom neeg. Nrad cov no yog cov tshuaj ntsuam xyuas hnyav, dej thiab cov protein, atomic nqus, capillary electropraphy (CE) thiab ion chromatography (IC). Rau tag nrho cov xwm txheej siab polypropylene vials nrog 0.3 ml, 0.7 ml thiab 1.5 mL hauv pob tshab thiab amber muaj.