Profile: Hach Company specializes in offering spectrophotometers & colorimeters and turbidimeters. We also provide electrochemical products, chemicals, reagents, test kits & portable systems, microbiological testing products, flow systems & data communication systems and samplers & sampling systems. We also offer data management systems, security monitoring/emergency response, gas analyzers, particle counters, lachat instruments replacement parts & accessories and hydrolab replacement parts & accessories. Our gas analyzers include dissolved gas & gas phase analyzers and quality control instruments.