Standard methods for the examination of water and waste water - American Public Health Association; American Water Works Association (Washington : American Public Health Association, 1981)
Sup. Selected analytical methods approved and cited by the United States Environmental Protection Agency (s.l.) 1981. 106 p.
BATCH-UPD
BATCH-UPD
BATCH-UPD
CONVERSION
Keywords: Agua -- Análisis.; Aguas residuales -- Analisis