text: Pimephales promelas ( 48 h , 25EC ) 3 Ceriodaphnia dubia ( 48 h , 25EC ) 3 Mysidopsis bahia ( 48 h , 25EC ) 5 Menidia beryllina ( 48 h , 25EC ) 5
  
  ###
  
  When combined , these four compounds are highly volatile .