Ключевые слова:
Chemical analysis and testing|Determination of content|Toxic materials|First aid|Physical properties of materials|Emergency measures|Metals|Labels|Mathematical calculations|Sampling methods|Sodium inorganic compounds|Marking|Samples|Water treatment|Bisulfites|Impurities|Storage|Chemical properties|Concentration (chemical)|Water|Chemical composition|Potable water|Safety measures|Purity|Atomic absorption spectrophotometry|Testing conditions