250mL capacity, wide mouth reagent bottle with leak-proof screw cap. Perfect for storing solid reagents. Both the bottle and screw cap are made of high quality, rigid high density polyethylene plastic that is UV-resistant. Excellent chemical resistance to acids, alcohols & alkalis, and very good resistance to aldehydes and hydrocarbons. Bottle and cap are top rack dishwasher safe. Bottle measures 5.1″ tall and is 2.4″ in diameter. The bottle mouth has an outer diameter measuring 37mm and an inner diameter measuring 33mm.