Measures Dissolved Oxygen, pH, Conductivity, TDS, Salinity and Temperature

• Includes EC500 pH/Conductivity meter with combination high accuracy multi-ranging Conductivity sensor for Conductivity, TDS, Salinity, pH and Temperature measurements
• Includes DO600 Dissolved Oxygen meter with electrode, replacement membrane cap, electrolyte, and polishing paper
• Complete with 3 calibration standards, 3 pH buffer pouches plus rinse solution, 3 plastic cups, batteries and carrying case