title: Acute toxicity of potassium dichromate to Daphnia magna as a function of the water quality.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002840:Chromates / Q000633:toxicity*; D003621:Daphnia / Q000187:drug effects*; D006244:Hardness; D006863:Hydrogen-Ion Concentration; D008274:Magnesium / Q000494:pharmacology; D011192:Potassium Dichromate / Q000633:toxicity*; D014867:Water / Q000494:pharmacology*
chemical_list: D002840:Chromates; D014867:Water; D008274:Magnesium; D002118:Calcium; D011192:Potassium Dichromate