Product has mainly engaged in alcohol-benzene toluene xylene butyl acetate ester, such as acetone acetophenone ring.

主要經(jīng)營產(chǎn)品有甲苯二甲苯醇苯醋酸丁酯乙酯丙酮環(huán)乙酮等免费日韩黄黄色片观看品尚网。

The result of TLC shows that the three plants of Ajuga contain analogical chemical composition. three plants all contain luteolin.A. decumbens and A.nipponensis all contain esdysterone exclude A.dictyocar. But the latter contained higher amount than the former. TLC of A.dictyocar shows more differences. Thin-layer chromatography can sever as evidence to identificate them.

薄層色譜的結(jié)果表明免费不卡无码一级毛片，3種藥材的乙醚提取液中均含有木犀草素曰韩无码二三区中文字幕视频，且化學(xué)成分基本一致黄色视频免费福利网站；除網(wǎng)果筋骨草外国产精品性爱小视频，金瘡小草和紫背金盤的正丁醇提取液中均含有蛻皮甾酮国内黄色网站免费观看a级，而前者的含量較高，網(wǎng)果筋骨草的色譜與其余二種存在較大差異国产丝袜专区在线观看，薄層色譜法可以鑒別這3種藥材亚洲风流A级毛片a。

The oxydation products of some of the secondary alcohols was shown to be ketones. The conjugation of three tertiary alcohols, butyl, amyl and hexyl, was higher than that of the corresponding primary and secondary alcohols.

某些二級乙醇氧化產(chǎn)物表明是酮。3種三位乙醇的接合AV偷摄—国产盗摄，丁基欧美黑人大尺度又粗又长最新章节，戊基和已基，比對應(yīng)初級和二級乙醇更高。

These studies indicate that the boron fluoride with nitromethane or acetone system with higher separation factor is superior to the anisole system used currently,but a more detailed study is.

采用苯甲醚多人乱p欧美在线观看、硝基甲烷一级黄片视频大全在那看、丙酮、甲基異丁基甲酮4種絡(luò)合劑分別與三氟化硼合成出了4種絡(luò)合物體系亚洲肏屄视频。

Methods 63 cases of coxa arthropathy associated with AS were divided into two groups,experimental group and control group.Both groups received a basal treatment of taking sulfasalazine and nabumetone.In EG intra-articular injection of sodium hyaluronate and was carried out once a week in 33 patients with coxa arthropathy associated with AS.Each case received 5 injections in all,only in first injection combined with compound betamethasone.

63例強(qiáng)直性脊柱炎伴髖關(guān)節(jié)病變患者隨機(jī)分為兩組4444亚洲片，均在給予柳氮磺吡啶1.0g，每日2次及萘丁美酮1.0g免费黄色网99，每日1次的基礎(chǔ)治療上国产专区精品主播在线，試驗組患者進(jìn)行玻璃酸鈉和復(fù)方倍他米松髖關(guān)節(jié)腔內(nèi)注射，每周1次日韩在线你懂的中文字幕，第1周同時注射兩種藥物欧美日韩国产亚欧在线观看，后第2～5周，僅注射玻璃酸鈉欧美特一级AAAAA禁片，而對照組僅于療程第1天給予復(fù)方倍他米松肌肉注射1次国产一级特级黄色网站，連續(xù)5周為1個療程。

The content of mineral elements in ripe fruits of M.sieversii from 78 seedings at Mohe Town,Gongliu Country were analyzed using Atomic Absorption Spectrophotometer.The results indicated that M.sieversii seedings presented considerable genetic variations in content of mineral elements with the range of variation coefficients from 24.2% to 54.0%.So it has large potential for further selection.Four elite seedlings were selected,namely large fruit type,high Ca content type,high Zn content type and high damascenone content.As the predominant component of Ily wild fruit tree forest,Malus sieversii had occupied an area of 9300ha.But the inherent reproduction system of M.sieversii and genetic diversity of the species were destructed in different degrees,as a result of farming assart,over grazing and damage by Agrilus mali.

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Methods OASIS solid-phase extraction column was used to extract HP-HPLC in the plasma after basification; reverse high performance liquid chromatography was applied for determination.

血漿經(jīng)堿化后女生被操出白浆视频，用OASIS固相萃取小柱提取血漿中丁螺環(huán)酮，采用反相高效液相色譜法紫外檢測器檢測。

Some materials were synthesized in this paper at first, 1-nitro-2-pentanol was synthesized with nitromathane and butyraldehyde and the yield was 70.2%; l-nitro-2-pentanol was reduced to 1 -amino-2- pentanol with iron and the yield was 65.2%.

分別用氫氧化鈉自慰网站、三乙胺為縛酸劑日日干日日射日日操，2-氨基-1-丁醇、1-氨基-2-戊醇日韩精品深夜影院在线观看网站下载、環(huán)己酮和二氯乙酰氯為原料经典在线视频日韩精品免费播放，采用一步法和分步法合成了兩種潛在除草劑安全劑。

The dehydrogenation of vapor phase methyl isobutyl carbinol to produce methyl isobutyl ketone over a CuO-ZnO-Al2O3 catalyst prepared by co-precipitation method under the atmospheric pressure was studied.

采用共沉淀法制備的銅系CuO/ZnO/Al_2O_3脫氫催化劑免费网站18岁以上，在常壓下進(jìn)行了甲基異丁基甲醇的氣相脫氫制備甲基異丁基酮的反應(yīng)實驗日韩国产欧美免午夜网。

Side-stream experiment for the removal of sec-butanol from recycle butylenes by adsorption on adsorbent PUMS-01 was carried out in a methyl ethyl ketone unit.

對甲乙酮裝置循環(huán)丁烯脫除仲丁醇吸附劑PUMS-01進(jìn)行了工業(yè)放大實驗，實驗結(jié)果表明產(chǎn)品性能達(dá)到了小試實驗的水平cao视频。