The residue was washed with dilute hydrochloric acid solution, The precipitation was dried, purified, and identified by the infrared spectrometry (IR) and high mass spectrometry(HRMS)with DES-HS.
反应产物用稀盐酸溶液洗涤，将所得沉淀干燥后经分离纯化，对纯化产物进行高分辨质谱、红外光谱鉴定。
The washed Laminaria residue contains 20% of crude protein, and the palatability of the feed for Tilapia nilotica would be improved with this residue as a component.
洗涤后的海带渣含20％粗蛋白，用作罗非鱼饲料组分，可以改善饲料适口性。
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