Which plastic cells do the DR 3900 Spectrophotometer use for monochloramine, free ammonia, HR chlorine, and Indophenol free chlorine?
1-cm pathlength plastic cell for DR 3900
The DR 3900 spectrophotometer uses the plastic cell (Catalog Number 4864302) for methods that use the 1-cm pathlength. Older spectrophotometers used a plastic cell (Catalog Number 5940506)which is not directly compatible with the DR 3900. Please consult the Instrument-specific information for each method for confirmation of the correct sample cell.