Ammonia Low-Range reagent replacement kit (100 tests)

HM Digital HM-200 TDS/EC Meter (primary)

First use: Prime filter by discarding first bottle of water to activate alkalinity enhancement

Ready to Use: Pre-made reagents require no preparation — open

Battery: 1 × 9V alkaline (included) | ~300 hours continuous use

Milwaukee MA9064 80,000 uS/cm Conductivity Solution MW170 probe Ammonia Low-Range reagent replacement kitDescription The performance of conductivity probes are affected by use due to residue build up and aging. MA9064 is a lab grade 80,000 S cm conductivity solution standard prepared against a NIST traceable potassium chloride solution that allows you to recalibrate your conductivity meter or tester. Check your meter or tester's manual to find the correct calibration standard for your meter. Conductivity readings are effected by temperature. To help with