OHAUS AP30AM Portable Colorimeter | Ammonia | Waterproof | Laboratory Grade
Portable colorimeter for ammonia nitrogen water quality testing with high accuracy.
The OHAUS AP30AM Portable Colorimeter is a compact and reliable instrument for ammonia (NH?-N) analysis. With a fixed wavelength of 420 nm, 0?C3 Abs range, and ??0.01 Abs reproducibility, it ensures precise measurement in wastewater, aquaculture, and laboratory environments.
















