System for Analytical Quality Assurance (AQA), consisting of one combined standard/spiking solution and two round robin test solutions.
Applicable for the cuvette tests
- LCK304 Ammonium, 0.015-2.0 mg/L NH4-N
- LCK311 Chloride, 1-70 mg/L Cl
- LCK228 Potassium, 5-50 mg/L K
- LCK328 Potassium, 8-50 mg/L K
- LCK348 Phosphate (ortho), 0.5-5.0 mg/L PO4-P
- LCK414 / LCK1414 COD, 5-60 mg/L O2
- LCK238 Laton, 5-40 mg/L TNb
