Langchem is a research and development company specializing in custom synthesis of organic compounds and projects. Our credo is to provide products and services of the highest quality at the most reasonable prices. Services 1.Catalog Products Langchem provides fine chemicals and advanced intermediates to our global customers. All these products are stocked in several convenient sizes to fit your needs. The e-Catalog can be searched by Name and CAS No. The e-catalog is updated frequ...