Hach DR 3900

The Hach DR 3900 is a benchtop VIS spectrophotometer built primarily for water quality and environmental testing applications. This used unit features a sizable color touchscreen and RFID technology that automatically recognizes Hach reagent chemistries, simplifying test setup and reducing operator error. It has been checked for proper screen function and measurement accuracy before listing. Laboratories and municipal water treatment facilities rely on the DR 3900 for a wide range of parameters including chlorine, nitrogen, phosphorus, and metals testing. Its intuitive interface guides users through pre programmed methods, and its rugged design is intended to withstand daily use in busy testing environments. The instrument also supports barcode enabled reagents, which helps streamline compliance reporting and reduces the chance of transcription errors. This pre owned DR 3900 offers a practical route for labs or utilities looking to add a dependable colorimetric spectrophotometer to their testing arsenal. Its widespread use in the water and wastewater industry has made it one of the more frequently traded Hach models on the used equipment market.