These reagent bottles are narrow mouth and come with interchangeable flat head.they have glass stopper.they come in different capacities like 30ml, 60ml, 125 ml, 250 ml, 500 ml, 1000 ml, 2000 ml, 3000 ml, 5000 ml and 10000 ml. These are made of Heat Resistant Borosilicate Glass. Reagent bottles, also known as media bottles are containers made of glass, plastic, borosilicate or related substances, and topped by special caps or stoppers and are intended to contain chemicals in liquid or powder form for laboratories and stored in cabinets or on shelves.
The selection of caps and stoppers that reagent bottles are closed with are as important as the material the bottles are made of, and the decision as to which cap to use is dependent on the material stored in the container, and the amount of heat which the cap can be subject to. Common cap sizes include 33-430 (33mm), 38-430 (38mm), and GL 45 (45mm).
