本文主要介绍一级色谱纯乙腈的中试研究。
This paper mainly introduces the pilot study of the first chromatogram class acetonitrile.
提出用大口径毛细管顶空进样气相色谱法对聚氯乙烯树脂中十亿分之一级残留氯乙烯含量的测量方法。
The test method for determining residual vinyl chloride monomer content in parts per billion level in PVC resin by capillary column gas chromatography headspace technique is suggested.
莲藕淀粉及其级分的纯度用其碘络合物的紫外可见扫描图谱与凝胶过滤色谱进行表征。
The purity of lotus root starch and fractions has been confirmed by gel permeation chromatography and UV-Vis scans of their complex formed with iodine.
本实验采用反相高效液相色谱法测定饲料级维生素b (12)。
This experiment used reversed-phase high performance liquid chromatography to determine the vitamin B (12) of feed.
本文介绍了环戊二烯选择加氢制聚合级环戊烯研究中的气相色谱分析方法。
In this paper, the gas chromatographic methods used in the research for selective hydrogenation of cyclopentadiene to produce polymer grade cyclopentene have been described.
克级超临界流体制备色谱仪的自动控制和数据处理。
Automatic control and data processing for preparative supercritical fluid chromatograph.
方法:采用远紫外圆二色谱分析法,对正常人及甲旁亢患者血清的PTH(1 -34)进行蛋白质二级结构的测定。
Methods: To determine the secondary structure of PTH (1-34) in normal and hyperparathyroidism condition using far-UV circular dichroism spectroscopy.
可以用薄层色谱方法分开具有不同熔点的级分。
Fraction of different melting point can be separated by thin layer chromatography.
资生堂MGC18色谱柱分离后三重四级杆串联质谱测定。
Four aflatoxins were separated in MG C18 column and detected by tandem mass spectrometry.
为了分析聚合级丙烯中的CO和CO2,对SP-3420型气相色谱仪的气路系统作了改装,增加了一个十通阀。
The gas flow path of SP - 3420 gas chromatograph was modified by adding a 10-way switch valve for analyzing micro-amount CO and CO2 in polymer grade propylene.
利用20柱4区连续移动床亲合色谱对果葡糖浆进行分离的中试级生产试验。
Experiments on chromatographically separating fructose-glucose syrup were carried out on 20-column-4-area moving bed equipment.
利用20柱4区连续移动床亲合色谱对果葡糖浆进行分离的中试级生产试验。
Experiments on chromatographically separating fructose-glucose syrup were carried out on 20-column-4-area moving bed equipment.
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