Keep carbonate hardness dialed in for stable pH and coral calcification. The NYOS Alkalinity (KH) Reefer Test Kit delivers fast, repeatable titration results with fine resolution—ideal for daily or every-other-day monitoring on SPS and mixed reefs.
Fine resolution: Clear titration endpoint with 0.1 dKH steps
Broad range: 0.1–20 dKH to cover ULNS to higher-nutrient systems
Quick workflow: Short wait times; easy to read endpoint
Consistency you can trust: High-purity reagents for repeatable results
High test count: Up to 160 tests per kit
Titration reagent(s) and indicator
Precision syringe with tip
Glass test vial with cap
Easy-read instruction sheet
Analyte: Alkalinity (KH / dKH)
Range: 0.1–20 dKH
Resolution/Accuracy: ±0.1 dKH
Test Type: Titrimetric (liquid)
Aquarium Type: Marine/Reef
Approx. Tests: 160
Manufacturer Part # (MPN): NYO-KH
Daily/regular KH checks on SPS systems
Verifying dosing schedules (2-part, kalkwasser, calcium reactors
Stabilizing pH and supporting rapid coral growth