Introduction Droppers and dispensers both release liquid from a bottle in a controlled way, but they work differently and suit different products. The right choice depends on the dose volume, the viscosity of the liquid, who will use it and which regulations apply to your product. This article explains how each works, where each fits…
Short answer As a rule, no. Eye drops are ophthalmic products that must be sterile and stay free of contamination during use. A standard assembled pipette dropper (glass pipette, rubber teat and collar on a DIN18 bottle) is not designed for that purpose. This article explains why and what to consider instead. Why a pipette…
Introduction The capacity of a dropper is the volume its pipette can hold. It is not the volume of the bottle. A 100 ml bottle and a 10 ml bottle can use the same pipette, and the amount drawn up into the pipette is the same in both. This article explains what determines dropper capacity,…
A dropper closure lets the user dispense liquid in small amounts from a bottle. For pharmaceutical and similar liquid products, the choice depends on the neck finish, how the dose is measured, the level of security required and compatibility with the contents. This article describes the main dropper types and what to check before choosing…
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…
Droppers come in sizes that match the bottle they fit, and for standard dropper bottles the key size is the DIN18 (GL18) thread. A DIN18 dropper fits DIN18 bottles of 5, 10, 15, 20, 30, 50 and 100 ml, while the glass pipette inside is cut to a length that suits the bottle height. Thread…
AI assistant – answers may contain mistakes. Prices and stock are checked live in the shop.
