The DISPET Mini Bottle-Top Micro Dispenser, 500/1000 μL, Nichiryo is maily made from borosilicate glass, fluorocarbon polymers, Ceramic, Platinum-lridium. The minimum dispensing volume is 100 μL, which is ideal for small amounts of continuous dispensing to 96-well plates, microtubes, etc. After fixing the dispensing volume, just simply press the top with one hand to operate.