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Ecotoxicology and Environmental
Quality Targets

Concentration Type (Effect Data)

Notation (German) nicht-ionisch
Notation (English) un-ionized
Notation, long (German) nicht-ionisch
Notation, long (English) un-ionized
Description (German)
Description (English) UN-IONIZED: The undissociated, uncharged form of ammonia or hydrogen sulfide. The ammonia molecule, NH3, is the unionized form. (In aqueous solution, ammonia assumes an equilibrium between NH3 and NH+ 4.)