Atomization 2 Atomic absorption spectrometers 1 Chemical modification 1 Concentration (process) 1 Determination in sulfur 1 Drinking water 1 Electrothermal atomic absorption spectrometry 1 Flow injection 1 Flow injection (FI) 1 Furnaces 1 Graphite 1 Hydrochloric acid 1 Iridium 1 Matrix modifiers 1 Mineral acids 1 Negative ions 1 Nitric acid 1 Noble metals 1 Permanent modifiers 1 Potable water 1 Precious metals 1 Resins 1 Robotic arms 1 Selenium compounds 1 Selenium speciation 1 Separation 1 Sulfur 1 Tap water 1 Tellurium 1 Tellurium stabilization 1