The white LDPE controlled dropper tip plugs are great for dispensing liquids where you need to control the amount of product released. The controlled drop tips are available in 8 mm and 15 mm sizes. The 8 mm tip dispenses 42 uL per drop and 15 mm tips dispense 40 uL per drop. Each tip dispenses one drop per second, which is ideal for low viscosity liquids. Try using these controlled dropper tip plugs to dispense in small accurate dosing.