国产又爽又黄又无遮挡的激情视频,成人片又黄又爽免费视频,日本免费大黄在线观看,小蝌蚪视频WWW免费观看

環(huán)己烷

色譜級	農(nóng)殘
純度	Purity(GC)	≥99.5%
紅外光譜	Identity(IR)	Conforms
蒸發(fā)殘渣	Residue on evaporating	≤2mg/L
水分	Water	≤100ppm
酸度	Acidity	≤0.0002meq/g
堿度	Alkalinity	≤0.0002meq/g
透過率	Transmission
	-at 230nm	≥50%
	-at 240nm	≥80%
	-from 260nm	≥98%

	Substances Darkened by H2SO4	to pass test
	Trace Organic Residues
	FID-Sensitive Impurities (as 2-Octanol) Single Impuruty Peak	10ng/ml
	ECD-Sensitive Impurities (as Heptachlor Epoxide) Single Impuruty Peak	10pg/ml

^{<blockquote id="ys38y"></blockquote>}