Tallew 500ml Buchner Funnel Filtering Kit with Manual Vacuum Pump, Borosilicate Glass Filter Flask, Ceramic Funnel, 9 Rubber Stoppers and 100 Pcs Filter Papers for Chemistry Lab Filtration

Features: Versatile Laboratory Application: Designed for solid-liquid separation, this kit is suitable for recrystallization, precipitate collection, and general sample preparation. It serves as a practical apparatus for chemistry classes, university research, and home science projects. Convenient Design: The handle on the vacuum pump allows for comfortable manual operation, while the wide mouth flask facilitates easy pouring and cleaning. The standardized 80mm funnel size ensures compatibility with common laboratory setups and standard filter paper sizes. Specifications: Material: borosilicate glass, ceramic, rubber, metal, cellulose Color: clear, white Style: simple Department: unisex Size: Conical filtering flask: 4.13 x 6.89 inches/ 10.5 x 17.5 cm Ceramic Buchner funnel: 3.15 x 5.35 inches/ 8 x 13.6 cm Package includes: 1 x Conical filtering flask, 1 x Ceramic Buchner funnel 1 x Manual vacuum pump 9 x Rubber stoppers, 100 x Filter papers Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays

• Complete Filtration Set: includes a 500mL conical fltering flask, ceramic Buchner funnel, manual vacuum pump, 9 rubber stoppers, and 100 filter papers; This comprehensive kit provides essential tools for vacuum filtration tasks in chemistry labs and educational demonstrations
• Efficient Manual Vacuum Pump: the metal hand pump generates negative pressure to accelerate the filtration process; By reducing filtration time through suction, this tool helps improve workflow efficiency for laboratory experiments and science applications without needing electricity
• Leak Proof Connection: comes with 9 rubber stoppers in various sizes to ensure a tight seal between the funnel and the filtering bottle; This secure fit helps maintain stable vacuum pressure during operation, preventing air leaks that could compromise the filtration results
• Ceramic Funnel and Filter Papers: features a Buchner funnel with uniform pores for consistent filtration performance; The set includes 100 sheets of 70mm qualitative filter paper; Pre-wetting the paper is recommended to ensure a proper seal and optimal filtering function
• Durable Borosilicate Glass: the 500mL filtering flask is made from borosilicate glass, offering resistance to chemical corrosion and thermal shock; Its clear design allows for easy observation of the liquid level and filtration progress while withstanding temperature changes safely