Membrane-Covered 2-Electrode 30s Fast Response Marine Aquaculture Hatchery Free Chlorine Monitoring Electrode with W501 Controller

We are a professional manufacturer founded in 1992, with our own R&D center, production factory and QC laboratory. We specialize in environmental sensing instruments including humidity & temperature sensors, water quality analyzers and disinfectant detection devices. All products are independently developed and produced by our factory.

Our factory is located in Dalian, China. Warmly welcome customers from all over the world to visit our factory and R&D center. Please contact our sales team in advance to arrange the visit schedule.

Yes, we are ISO9001 certified. All production processes and quality management systems strictly follow ISO9001 standards. Every product undergoes 100% full inspection before delivery.

Our main product lines include: Humidity & temperature probes, sensors and transmitters; Flue gas humidity analyzers; Water quality sensors & analyzers (turbidity, conductivity, pH, DO, etc.); German-made disinfectant sensors & analyzers.

We have a complete quality control system: 100% full-process inspection for all outgoing products; Professional testing laboratory with complete testing equipment; Experienced QC team covering safety regulation, durability, applicability and stability tests; Full factory calibration before shipment.