Introduction A dropper lets you take a small, controlled amount of liquid from a bottle. It is a common way to dispense liquid medicines and similar preparations. This article explains how a dropper is normally used, which types exist and what to look for in the dropper assembly. It does not replace the instructions of…
Introduction A dropper lets the user take a liquid in small, controlled amounts. That only works safely if the dropper suits the product, is clean and undamaged, and is used as the labelling and leaflet instruct. This article covers the main points for those who choose and fill dropper bottles and for those who use…
Introduction Droppers for pharmaceutical bottles are often required to be clean, and sometimes sterile. A dropper is a multi-material assembly, usually a glass pipette, an elastomer teat and a plastic or aluminium collar. Each material reacts differently to heat, gas and radiation, so no single method suits every dropper. This article summarises the main sterilisation…
In a laboratory, a dropper is a simple tool for transferring small amounts of liquid one drop at a time. It is made of a narrow tube, usually glass or plastic, with a rubber or elastomer bulb at the top. Squeezing and releasing the bulb draws liquid into the tube and then expels it as…
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