Theodor FRIES GmbH

Esperis S.p.A. is a chemical company based in Milan. For almost 100 years Esperis has represented innovation and excellence in the research and production of ingredients for the cosmetics and pharmaceutical industries.

Guizhou Qingzhen Ruiri Fine Chemical Co., Ltd. is a modern enterprise specializing in the production of essence, pharmaceutical intermediates, rubber additives, photoconductor materials and other products, with strong technical force and production c

Teledyne Isco manufactures a wide range of products for professionals working in water pollution monitoring and abatement, engineers and managers involved with wastewater process control, and scientists involved in field and laboratory work. Our prod