[Comparative evaluation of heavy metal salt precipitation methods with gasseous hydrogen sulfide and sodium sulfide].
D006862:Hydrogen Sulfide; D008670:Metals / Q000737:chemistry*; D019216:Metals, Heavy; D013440:Sulfides / Q000737:chemistry*
D008670:Metals; D019216:Metals, Heavy; D013440:Sulfides; C033479:sodium sulfide; D006862:Hydrogen Sulfide
METALS/chemistry; SULFIDES/chemistry