wholesale Single Reactor Our History Dumas established in 2005.It is an integrated research, development, production and sales of pharmaceutical, chemical and biological laboratory equipment. It is committed to providing laboratory distillation / evaporation / purification / separation / concentration / crystallization solutions to customers around the world . Our Factory Dumas factory covers an area of more than 5,000 square meters. It not only has a senior design and research department, but also has a strong production capacity. http://www.sh-dovmx.com/