title: Response time behaviour of liquid ion exchanger and PVC matrix membrane ion selective electrodes.
mesh_terms: D002118:Calcium; D002712:Chlorides; D004566:Electrodes; D006801:Humans; D007474:Ion Exchange / Q000295:instrumentation; D008567:Membranes, Artificial; D009566:Nitrates; D011145:Polyvinyls / Q000032:analysis; D011188:Potassium; D013997:Time Factors
chemical_list: D002712:Chlorides; D008567:Membranes, Artificial; D009566:Nitrates; D011145:Polyvinyls; D011188:Potassium; D002118:Calcium