Press the top to suck and slowly release the plunger. Generally in the laboratory, microbiology, chemical test and all the experimental process that requires fluid measurements. Pipette vs Pipet: Uncovering Differences for Lab Accuracy The 1ml to 3ml graduations are quite clearly marked on the pipette. 100 pieces in a pack is enough for you to spend a long time without having to use it., Each dropper is 15., 6 cm long and has a capacity of 3 ml TOPRenddon 100PCS 2ml Premium Disposable Plastic Transfer Pipettes Clear Graduated Eye Dropper Essential Oils Home Use Science Class Lab Experiments D 100pcs 3ML Plastic Transparent Pipette Liquid Transfer Subpackage Pipette for Ink Perfume Kids Experiment Game Toy Mini Pipette. 4.8 ౹ 4 sold. US $0.77/lot Easy to transfer and measure liquids and all have worked as intentional without dripping or licking during transfer Made of polyethylene, a chemically inert and non-toxic material, quite heat resistant. Excellent for transferring liquids including mixing palette and measuring perfumes and essential oils Lab Experiment Droppers 5 ML: Accurate Lab & Medical Tools - Mountainside Medical Transfer Pipettes These disposable pipettes are ideal for watercolours, nurseries and very useful when making your own tinctures, creams and home remedies