释义 |
ammonium sulfate in American English an ammonium salt, (NH4)2SO4, made chiefly from synthetic ammonia and used in making fertilizers, in treating water, etc. ammonium sulfate in American EnglishnounChemistry a white, crystalline, water-soluble solid, (NH4)2SO4, used chiefly as a fertilizer Examples of 'ammonium sulfate' in a sentenceammonium sulfate Ammonium sulfate was the most effective method.Urea nitrified faster than ammonium sulfate.The culture filtrate was subjected to stepwise ammonium sulfate precipitation.The ammonium sulfate source increased soil acidity more than urea.The extracellular extract was concentrated using ammonium sulfate precipitation.Antisera was purified by precipitation in saturated ammonium sulfate.This increment was higher with ammonium sulfate addition.Proteins from sonicated supernatant were salted out by ammonium sulfate.Ammonium sulfate and peptone demonstrated to be suitable nitrogen sources.The experiments with urea and ammonium sulfate were conducted separately. |