standard opening cheap hplc sample vials Aijiren series hplc system Preparative HPLC for large scale isolation, and salting-out Oct 17, 2017 · The analyses were performed using an Aijiren Series HPLC (Aijiren Technologies Inc., Chemetrix, South Africa), equipped with a binary pump and fitted with an Ascentis™ C8 column (Supelco; 25 cm × 4.6 mm × 5 μm particle size).