PMA Ltd is a distributor of online water instrumentation and a manufacturer of speciality chemical reagents and buffers based in West Yorkshire, UK. In addition PMA own and manufacture the Silky and Optifuel/Optipower leisure brands. We are both ISO9001 and ISO14001 accredited as well as achieving Gold and Diamond status for customer satisfaction as per ISO9001. We represent the following carefully selected instrument brands within the UK to help our customers meet their online instrumentation requirements (as well as manufacturing reagents in house to ensure quality and value): - s::can - Turner Design Hydrocarbon Instruments - Galvanic Applied Sciences - Rhosonics - 3S Colorimeters - Agar Corporation - ... and more!