experiment 1 ion chromatography with and without chemicalsuppression experiment ... experiment 4 calibration detection anddetermination limits in ion ... experiment 4a determining anions with chemicalsuppression experiment 5 ... altering the selectivity with the aid of crown ethers 18 crown-6 experiment 6 ... altering the selectivity by using complexing ... agents experiment 7 preconcentration technique ... determination of anions experiment 8 determining anions in ... drinking water experiment 9 anions in ethanoland spirits liquor ... experiment 10 anions in lettuce experiment 11 phosphoric ... acid in cola drinks experiment 12 organic ... acids in wine experiment 13 determination of ...