id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
brj-22347	Zhang, Zhiwei; Ma, Yun; Qin, Chengrong; Liu, Xiaoying; Li, Xiangyu; Huang, Haibo; Yao, Shuangquan	Quantitative Determination of Petroleum Hydrocarbons in Oily Sludge Following Efficient N-Heptane Separation	2023	16	.pdf	application/pdf	7083	363	52	The maximum yield of SAR extraction was 27.0%, indicating an increase of 1.75% compared to chloroform extraction. Therefore, it was not necessary to study the effect of temperature changes on SAR extraction.	cache/brj-22347.pdf	txt/brj-22347.txt