Chemical detection Amines 4 Energy dispersive spectroscopy 4 Fault detection 4 Film preparation 4 Scanning electron microscopy 4 Statistical process control 4 Alarm rate 2 Alumina 2 Ascorbic acid 2 Azanone 2 Bacteria (microorganisms) 2 Biochemical reactions 2 Chemical modification 2 Chemical monitoring 2 Chemical plants 2 Chemical reactions 2 Chemical sensors 2 Chlorine compounds 2 Citrate-bicarbonate-dithionite extraction 2 Cluster analysis 2 Clustering techniques 2 Covariance matrix 2 Cyclic voltammetry 2 Data bank 2 Diallyldimethylammonium chlorides 2 Dopamine 2 Doping (additives) 2 Dye concentration 2 Dyes 2