Changzhou Yetai Fine Chemical Research Institute

The laboratory trade Krumpholz was founded in May 2001 and has grown steadily in recent years. We have set ourselves the goal of providing quality products in the field of laboratory equipment and equipment at fair prices and good service.

AA blocks is a research chemical supplier of speciality building blocks and intermediates to the pharmaceutical, biotechnology and agrochemical industry.

Founded in 1995 by Mr Antonio Sanz Lozano, Químicas Sanz s.l., is a company dedicated to the development, manufacture and commercialisation of adhesives and sealants for the industry and home sectors.