System for Analytical Quality Assurance (AQA), consisting of one combined standard/spiking solution and two round robin test solutions.
Applicable for the cuvette tests
– LCK049 Orthophosphate, 1.6-30 mg/L PO4-P
– LCK114 COD, 150-1000 mg/L O2
– LCI400 COD, 0-1000 mg/L O2
– LCK303 Ammonium, 2-47 mg/L NH4-N
– LCK311 Chloride, 1-70 mg/L Cl
– LCK339 Nitrate, 0.23-13.5 mg/L NO3-N
– LCK350 Phosphate (ortho), 2-20 mg/L PO4-P
– LCK353 Sulphate, 150-900 mg/L SO4
– LCK386 TOC, 30-300 mg/L C