☑ High Quality - Pipettes are made of borosilicate glass+rubber, non-toxic and odorless, thick and durable. If transport damaged, please contact us for a FREE REPLACEMENT with show the defective photos.
☑ Eco-friendly and Reusable - The dropper is made of glass with corrosion resistance and also reusable. Can be used again after being cleaned up.
☑ Multiple Use - Perfect for receiving and dispensing liquids.Apply for testing laboratories, chemistry, microbiology, liquids, scents etc.
☑ NOTE - When adding the liquid, the dropper is just above the vertical. After drawing the liquid, the tip can not touch other objects, so as to avoid contamination of impurities.