The Supreme Plus Bottle Top Dispenser is an advanced, fully autoclavable instrument designed for safe, bubble-free, and reproducible dispensing of liquids directly from reagent bottles. Its key feature is a recirculation valve that allows you to prime the instrument by redirecting reagent back into the bottle, which prevents waste and ensures bubble-free dispensing. Engineered with high-quality, chemically resistant components, it is a robust and reliable tool for a wide range of laboratory applications. Key Features & Benefits Recirculation Valve: Allows for easy priming and purging of the system without any loss of valuable reagent, ensuring accurate, bubble-free dispensing from the first drop. Fully Autoclavable: The entire unit can be steam sterilized at 121°C, ensuring complete decontamination for sterile applications. Excellent Chemical Compatibility: Constructed with high-quality materials like PTFE, FEP, and borosilicate glass, making it resistant to most acids, bases, and solvents. High Precision & Accuracy: Each dispenser is individually calibrated according to ISO 8655 standards to ensure accurate and reproducible dispensing. Smooth & Easy Operation: The soft plunger mechanism is designed for smooth, low-effort dispensing, reducing user fatigue.