【Quick Filtration】The filtration kit can be used with or without vacuum. For faster, larger-volume work, simply connect the vacuum hose to the filter flask and quickly pull the solution through the funnel 【Material】The vacuum filtration distillation apparatus is made of high-quality borosilicate glass, which is sturdy and durable, can withstand extreme temperatures and vacuum pressure, and is ideal for chemical experiments and professional laboratories 【Large Capacity】The 1000mL filter flask can handle larger jobs. The 300mL graduated cylinder funnel is easy to measure. Best used with 47-50mm membrane filter paper 【Easy to Use】The kit can be set up in minutes and is easy to disassemble, clean, and store. It comes with a 1000mL flask, a 300mL graduated funnel, a rubber tube, and an aluminum alloy clamp 【Application】The filtration unit can be used with a vacuum diaphragm pump or on its own. Vacuum filtration can filter oil and water-soluble solutions