液相洗脫色譜 的英文怎麼說
中文拼音 [yèxiāngxǐtuōshǎipǔ]
液相洗脫色譜
英文
lec- 液 : 名詞(液體) liquid; fluid; juice
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 洗 : 洗動詞1 (用水等去掉物體上的臟東西) wash; bathe 2 [宗教] (洗禮) baptize 3 (洗雪) redress; ri...
- 脫 : Ⅰ動詞1 (脫落) cast; shed; drop; fall off 2 (取下; 除去) take off; strip; cast off 3 (脫離) ...
- 色 : 色名詞[口語] (顏色) colour
- 譜 : Ⅰ名詞[書面語]1 (按類別或系統編成的書或冊子等) table; chart; register 2 (指導練習的格式或圖形)...
- 洗脫 : eluation
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Resveratrol ( res ) and piceid ( pd ) in grape berries were determined by using high performance liquid chromatography ( hplc ), combining with the c18 solid extraction
摘要利用高效液相色譜( hplc )梯度洗脫方法,結合c18固相萃取技術,檢測了葡萄果實生長發育過程中順反式白藜蘆醇及其糖苷的動態變化。Many kinds of chromatograph including silica gel, d101 resin, sephadex l - 20 gel, rp - 8 and hplc are used in extracting and separating chemical constituents form these plants. certainly, they need to select the best eluate by tlc. some technique including ms ( ei - ms, fab - ms ), id and 2d nmr ( cosy, roesy, hmbc, hmqc ) been used in identifying these chemical structures
通過各種硅膠柱層析,吸附樹脂, sephadex系列凝膠樹脂以及rp - 8類反向柱等層析材料以及高效液相色譜等技術,利用不同的洗脫體系對這兩種植物的化學成分進行分離得到純的單體化合物,然後利用ms ( ei - ms , fab - ms ) 、一維nmr 、二維nmr ( cosy , roesy , hmbc , hmqc )等技術對這些化合物進行結構鑒定,利用ir和uv對這些化合物進行了表徵。The liquid phase is coupled device is the low voltage gradient itself in a high - pressure pumps add ratio valves in the atmosphere will be set according to the proportion of online several solvents mixed, then pump into the gas system
液相色譜中的低壓梯度洗脫裝置就是在高壓泵之前加上一個比例閥,在常壓下將幾種溶劑按設定的比例在線混合之後,再泵入色譜體系。
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