Cargando…
PROCESS GAS CHROMATOGRAPHS a primer.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
[S.l.] :
WILEY-BLACKWELL,
2020.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover
- Title Page
- Copyright
- Contents
- Preface
- Contributors
- Acknowledgments
- Part One PGC fundamentals
- Chapter 1 An introduction
- Chromatographic separation
- The gas chromatograph
- The basic instrument
- The process instrument
- The oven
- Temperature control
- Temperature programming
- The sample injection valve
- Laboratory and online practice
- Plug injection
- Gas sample injection
- Liquid sample injection
- The column
- The separating device
- It takes time
- Multiple columns
- SCI-FILE: On Column Types
- Introduction to SCI-FILEs
- Two kinds of column
- Packed columns
- Open-tubular columns
- The detector
- Making the measurements
- The chromatogram
- Knowledge Gained
- Self-assessment quiz: SAQ 01
- Student evaluation test: SET 01
- References
- Cited
- Figures
- New technical terms
- Chapter 2 Peak shape
- How columns work
- What happens inside the column
- How gas and liquid interact
- Troubleshooting tips
- How peaks form
- Forming an equilibrium
- The effect of movement
- A peak appears
- Effect of more equilibria
- Some conclusions
- Identical molecules - different behavior
- All peaks are symmetrical
- More equilibria - narrower peaks
- More equilibria - taller peaks
- Retention at the apex
- More equilibria - same retention time
- SCI-FILE: On Solubility
- Solubility
- Partition
- Distribution
- Limitations
- Knowledge Gained
- Self-assessment quiz: SAQ 02
- Student evaluation test: SET 02
- References
- Figures
- Equation
- Symbols
- New technical terms
- Chapter 3 Separation
- How peaks get separated
- A more realistic explanation
- A challenge question
- Significance of the air peak
- The answer
- Measurements from chromatograms
- A practical task
- Typical calculations
- Knowledge Gained
- Self-assessment quiz: SAQ 03
- Student evaluation test: SET 03
- References
- Figures
- Equations
- Symbols
- New technical terms
- Chapter 4 Peak patterns
- Migration rate
- Predictable patterns in peak position
- Space or time
- Spatial or temporal separation
- Predictable patterns in peak width
- Distance or duration
- SCI-FILE: On Chemical Names
- Hydrocarbons
- Paraffins
- Olefins
- Acetylenes and more
- Shorthand notation
- Predictable patterns in retention
- The doubling rule
- Challenge question
- A process of elimination
- Temperature programming
- Relative retention
- Separation and resolution
- Resolution
- Predictable patterns in resolution
- Knowledge Gained
- Self-assessment quiz: SAQ 04
- Student evaluation test: SET 04
- References
- Figures
- Equations
- Symbols
- New technical terms
- Part Two PGC analytics
- Chapter 5 Industrial gas chromatographs
- Process analyzers
- Introduction to process analysis
- The measurement of quality
- Process gas chromatographs
- Versatile and reliable
- PGC development
- The value of analysis
- Competing technologies