Centec International in Middlewich is an independent chemical company offering a wide range of facilities to the chemical and allied industries. Established in 1991 the company provides manufacturing, process development and research services with the emphasis on environmentally responsible processing.

Staff at Centec have wide experience of chemical processes and unit operations, particularly in the field of batch processing. Customers' requirements are translated into improved processes, reduced emissions and waste and added product value. New processing routes can be piloted and trialled to deliver production scale quantities for customer analysis and approval or market testing. Valuable by-products or reaction intermediates can be recovered from waste streams using low environmental impact processes such as extraction and crystallisation, where solvents are recovered and recycled as an integral part of the process.