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Gas chromatography
facet applications:Gas chromatography
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乙二醇和二醇气相色谱分析
乙二醇和二醇气相色谱分析
游离脂肪酸GC分析
本文将讨论游离脂肪酸分析。
DRO、EPH、ETPH、GRO、PRO、PVOC、STARS、TPH、VPH?救命啊!我被困在字母汤里啦!
分析方法主要分为三种:GRO,DRO和TPH。上述发表的方法只是这些方法的变种来满足各个机构的不同分析需求。
利用 Nukol™ 对乙二醇类进行气相色谱分析
99%;甘油,≥99.5%;四甘醇,99%
鱼油胶囊和养殖鲑鱼中ω-3脂肪酸的气相色谱分析
鱼油胶囊和鲑鱼中ω-3脂肪酸的色谱分析,重点是通过使用两种不同选择性的GC色谱柱为分析师提供期望的验证性分析。
氢:氦气的替代载气
与其他GC载气选择相比,氢气具有多种特征(更高的最佳线速度和更平坦的Golay曲线),可带来理想的好处(减少分析时间)。
MSTFA/MSTFA-d9苯丙胺的衍生化,用于GC/MS检测和鉴定
示例显示了使用SLB-5ms GC色谱柱的苯丙胺的MSTFA/MSTFA-d9衍生化如何在质谱图和色谱图中提供有价值的信息。
Determination of Triglycerides and Waxes in Food Products Using Cool On-Column Injection and the MET-Biodiesel Capillary Column
Determination of Triglycerides and Waxes in Food Products Using Cool On-Column Injection and the MET-Biodiesel Capillary Column
Standard Methods 6040D: GC Analysis of Geosmin and 2-MIB on SLB®-5ms after SPME using 50/30 µm DVB/Carboxen/PDMS Fiber
Separation of 2-Isopropyl-3-methoxypyrazine 20 ppt; 2-Isobutyl-3-methoxypyrazine; 2-Methylisoborneol; (±)-Geosmin 10 ppt
GC Analysis of Aldehydes (PFBOA Derivatives) in Beer on SLB®-5ms after SPME using a 65 µm PDMS/DVB Fiber
GC Analysis of Aldehydes (PFBOA Derivatives) in Beer on SLB®-5ms after SPME using a 65 µm PDMS/DVB Fiber
Developing a Quantitative SPME Method
Developing a Quantitative SPME Method
GC Analysis of Methanol Impurity in Biodiesel on Equity®-1 after SPME using 85 µm Polyacrylate Fiber
GC Analysis of Methanol Impurity in Biodiesel on Equity®-1 after SPME using 85 µm Polyacrylate Fiber
FAME Standard for Optimizing GC System Performance
AOCS and AOAC methods for determining the trans fatty acid composition of foods by gas chromatography require the use of a highly polar cyanosilicone capillary column to provide the best peak resolution attainable of the numerous geometric (cis & trans)
radiello® Diffusive Air Sampling Application - Volatile Organic Compounds (VOCs) Thermally Desorbed
Volatile organic compounds are trapped by adsorption and recovered by thermal desorption, analysis is performed by capillary gas chromatography and FID or MS detection.
Measurement of acetic acid vapor in the workplace using passive sampling SPME and on-fiber derivatization with 1-pyrenyldiazomethane: Comparison with active sampling
Measurement of acetic acid vapor in the workplace using passive sampling SPME and on-fiber derivatization with 1-pyrenyldiazomethane: Comparison with active sampling.
Water Determination in Liquefied Petroleum Gas using GC BID and Ionic Liquid Column Watercol™
Using Watercol™ GC columns in conjunction with GC-BID can provide a reliable and practical option for Water determination in petrochemical feedstocks.
GC Analysis of Terpenes in Cannabis on Equity-1 after Headspace SPME
GC Analysis of Terpenes in Cannabis on Equity®-1 after Headspace SPME using 50/30 μm DVB/CAR/PDMS Fiber
GC Analysis of Sterols (Silylated Derivatives) in Olive Oil (Free Sterol Fraction) on SLB®-5ms after SPE using Discovery DSC-Si
Separation of Cholesterol; Brassicasterol; Campesterol; Stigmasterol; β-Sitosterol
Fast and Reliable Environmental Analysis of Aldehyde and Ketone Air Pollutants
Aldehydes and ketones are ubiquitous air pollutants. Along with esters and ethers, they are major components of indoor air pollution and are therefore important for industrial hygiene applications.
GC Analysis of Grob Test Mix SLB IL76i
GC Analysis of Grob Test Mix on SLB®-IL76i
GC Analysis of a 37-Component FAME Mix on SP™-2560
A protocol for GC Analysis of a 37-Component FAME Mix on SP™-2560.
GC Analysis of C5-C12 n-Alkanes and BTEX on SUPELCOWAX® 10
Separation of null
Veterinary Drug Residues
The use of veterinary drugs may be integral to the process of raising food producing animals and fish. These can include antibiotics, hormones, and steroids.
EN 14105: GC Analysis of Glycerin Impurity in Biodiesel on MET-Biodiesel
EN 14105: GC Analysis of Glycerin Impurity in Biodiesel on MET-Biodiesel
Selecting a GC Column for Specific Methods
We offer the Supelco portfolio of analytical GC columns, providing you the accuracy, precision and consistency you need.
MET-Biodiesel Capillary GC Column
B100 biodiesel analysis of free glycerin & total glycerin by Gas Chromatography using the Supelco MET-Biodiesel capillary gc column for ASTM D6584 & EN 14105
GC Analysis of a 37-Component FAME Mix on SP™-2560, Slower Oven Ramp
GC Analysis of a 37-Component FAME Mix on SP™-2560, Slower Oven Ramp
Acrylamide in Food
Acrylamide analysis has been a very hot topic since the chemical was identified in food in 2002 by researchers at the Swedish National Food Administration.
GC Analysis of Permanent Gases and Light Hydrocarbons on Carboxen-1006 PLOT and a Packed Column (Carboxen® 1004)
Separation of Methane; Acetylene; Carbon monoxide; Water; Nitrogen; Carbon dioxide; Ethane; Ethylene
Extraction and Analysis of PAHs in Olive Oil using Molecularly Imprinted Polymer SPE and GC-MS
Extraction and Analysis of PAHs in Olive Oil using Molecularly Imprinted Polymer SPE and GC-MS
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