This package includes graduated eye droppers and rubber bulbs. Its main use is to transfer liquids, such as essential oils, acids and more. It is widely used in science laboratories, teaching experiments, microbiology, etc. Its has many advantages, like durable material, detachable design, readable scale, small dose measurement, which is very practical for you to use.

Specification
Dropper Minimum Division Scale: 0.25ml
Dropper Capacity: 1ml
Dropper Diameter: 9mm/0.35inch
Dropper Length: 77mm/3.03inch
Material: Glass, Rubber
Color: Clear
Package List: 8 x Droppers, 8 x Rubber Bulbs

Advantage
The Dropper is made of glass, which is thick and durable so that it can be used repeatedly. The rubber bulb has enough suction and can absorb liquids well. Moreover, the dropper and bulb can be taken apart for easy cleaning, replacement and storage.
There are clear and readable scale lines on the surface of the dropper for measuring small dose liquids, allowing you to measure the volume of the liquid precisely.

Instruction
1. Clean the dropper and blot up the tip inside and outside with filter paper before use
2. Put the rubber bulb sleeve into the mouth of the dropper and fix it.
3. Put the dropper into the liquid container, and squeeze the rubber bulb to absorb the solution.
4. After the suction is completed, squeeze the rubber bulb again to squeeze out the solution.
5. Remember to clean it at once after use.

NOTE
1. After absorbing the liquid, the dropper's mouth should not touch other things.
2. After cleaning, place it in a ventilated place to dry.
3. When cleaning, handle with care to avoid collision and prevent breaking.