This industrial-quality reagent bottle with 30mL capacity has a narrow neck and leak-proof screw cap. Its amber color is ideal for storing light-sensitive chemicals, liquids and powders. Both the bottle and screw cap are made of high quality, rigid high density polyethylene plastic that is UV-resistant, provides excellent chemical resistance to acids, alcohols & alkalis, and very good resistance to aldehydes and hydrocarbons. Bottle and cap are both top rack dishwasher safe. Bottle measures 2.4″ tall and is 1.4″ in diameter.