It is a high-precision bottle-top dispenser designed for accurate and consistent fluid dispensing in laboratory environments. Constructed from high-quality polypropylene (PP), it offers excellent chemical resistance and long-term durability. This version is supplied without a bottle, allowing easy integration with existing laboratory setups or specialized container systems. The dispenser features a precisely ground glass piston and ceramic valve components for smooth operation and high accuracy, making it suitable for dispensing unproblematic and organic liquids that do not affect polypropylene.