Hawach contains well integration of R&D, production, sales, and after-sales service. We strive to offer the best solution for customers' business and superior quality products at a reasonable price. We are constantly focused on customers' needs and do self-improvement to guarantee all customers' needs can be satisfied. We love what we do and give our best enthusiasm and commitment to every customer we served. Put simply, if you want a partner who cares about your business choose Hawach Scientific. The product categories of Hawach cover syringe filter, filter paper, membrane filter, vacuum filtration, chromatography columns like HPLC, SPE and flash columns, sample vials, extraction thimbles, pipettes, QuEChERS, bottle-top dispensers. Feel free to contact us if you need these products.