Description
Graduated Dropper Pipettes include pipettes and the rubber squeeze bulb used together. Its main use is to transfer liquids, such as essential oils, acid, solvent, etc. It is widely used in labs, teaching experiments, microbiology, etc. Its material is borosilicate glass with clear scale lines, which is very practical..Specification: Pipette Capacity: 50ml; Pipette Length: 48cm/18.9inch; Pipette Diameter: 16mm/0.63inch; Minimum Division Scale: 0.2ml; Rubber Bulb Capacity: 90ml; Material: Borosilicate Glass, Rubber; Color: Clear; Package List: 1 x Dropper Pipette, 1 x Rubber Squeeze Bulb.It is made of borosilicate glass, which is thick and durable, so it can be used repeatedly. Moreover, the borosilicate glass material has high temperature and corrosion resistance. There are clear and readable scale lines on the surface of the pipette, allowing you to measure the volume of the liquid precisely. The bulb in the kit is made of rubber, has strong suction, and can absorb liquids well. Moreover, it is detachable for easy cleaning, replacement and storage..Instruction: 1. Clean the pipette and blot up the tip inside and outside with filter paper before use; 2. Put the bulb sleeve into the mouth of the pipette and fix it; 3. Put the pipette into the liquid container, and squeeze the rubber bulb to absorb the solution; 4. After the suction is completed, squeeze the rubber blub again to squeeze out the solution; 5. Remember to clean it at once after use.NOTE: 1. When using, the pipette should be vertically above. After absorbing the liquid, the pipette's mouth should not touch other objects. 2. After cleaning, place it in a ventilated place to dry. 3. When cleaning, handle with care to avoid collision and prevent breaking.
