洗出液 meaning in English

eluate
eluent
lavage fluid

The exploration of the change in blood contain washing fluid of after gastric lavage due to drug poisoning
药物中毒洗胃造成洗出液血性改变的探讨
Tests for chemical properties of aggregates - part 3 : preparation of eluates by leaching of aggregates ; german version en 1744 - 3 : 2002
集料化学性能的试验.第3部分:采用沥滤法对洗出液的制
Elution the removal of an adsorbed substance in a chromatography column or ion - exchange column using a solvent ( eluent ) , giving a solution called the eluate
洗脱：是用溶剂（洗脱液）将色谱柱或离子交换柱中的被吸附物质洗脱出来并排出洗出液的过程。