Aug 14, 2020 · When the laboratory needs HPLC analysis, the sample in the Reagent Bottle is drawn. The Reagent Bottles provided by Aijiren has several different specifications, 100ml, 250ml, 500ml and 1000ml 4 Types,it can be purchased according to the demand of the samples used at ordinary times. Aijiren's Reagent Bottles are equipped with Screw Thread PP Cap.