Germanium: Sample collection and storage - Sample collection vessels and procedures; Storage conditions - physical; Storage conditions - chemical; Chemicals. Sample treatment: Digestion; Extraction; Masking; Preconcentration. Speciation: Selective extraction; Chromatographic methods. Detection: Non-specific detectors; Metal-specific detectors; Species-specific detectors. Tin. Lead. Arsenic, antimony. Sulphur. Selenium, tellurium. Mercury.
