Neptune Systems Trident NP - Nitrate and Phosphate Water Analyzer is an automated system for measuring nitrates and phosphates in a saltwater aquarium.

• Automated nitrate and phosphate measurement: Uses colorimetric recognition for automatic water testing once a day.
• Incredible accuracy: Plus or minus 1 ppm for nitrates and 0.01 ppm for phosphates.
• Reagents for two months of measurements: Requires reagent replacement only once every two months.
• Uses 30 ml of water per measurement: Minimizes fluctuations in aquarium salinity.
• Compatible with APEX A2 and APEX A3 systems.
• Dimensions: 31.5 cm x 12.5 cm x 25 cm.