Display Options: None Gas Chromatographs
Description
Display Options: None Gas Chromatographs are analytical instruments designed to separate and analyze compounds that can be vaporized without decomposition. These devices are integral in identifying the components of a chemical mixture and quantifying their presence.
Working Principle
Gas chromatographs operate by utilizing a flowing mobile phase, typically a carrier gas, which transports the sample through a separation column containing a stationary phase. The separation of compounds occurs due to differences in partitioning behavior between the mobile and stationary phases. As the compounds exit the column, they pass over a detector that measures their concentration. The detector's signal is processed to produce a chromatogram, which is used to calculate the concentrations and other properties of the sample .
Applications
Gas chromatographs are employed in a wide range of industries. They are used in the analysis of agricultural chemicals and pesticides, cosmetics and fragrances, drugs and pharmaceuticals, and food and beverage processing. Additionally, they play a crucial role in environmental monitoring, forensics, and the analysis of industrial gases, metals, and welding processes .
Advantages over other Gas Chromatographs
Gas chromatographs with no display options can be advantageous in environments where remote monitoring is preferred or where integration with existing digital systems is necessary. They can be more cost-effective by eliminating the need for built-in displays and can be directly interfaced with computer systems for data analysis and storage .
Limitations
One limitation of gas chromatographs is that the samples must be volatile at the column operating temperature, which can restrict the types of samples that can be analyzed. Additionally, the absence of a display may require additional equipment or software for data visualization and analysis .
Considerations
When considering the purchase of a gas chromatograph with no display options, it is important to evaluate the initial costs and the potential need for additional equipment for data analysis. Operating expenses can vary based on the type of carrier gas and the frequency of maintenance required. Durability and accuracy are critical factors, as is the cost of replacement parts and maintenance. Ensuring that the instrument is compatible with existing systems and software is also a key consideration .
from Malvern Instruments, Inc.
Designed specifically for the characterization of polyolefins, but with the ability to handle other polymers, such as polythiophene PEEK and PVF, the Viscotek High Temperature GPC (HT-GPC) system brings advanced triple detector technology to these demanding applications. The HT-GPC operates up to... [See More]
- Display: None
- Application: Plastics / Polymers / Rubber
- Instrument Type: Fixtured
- Oven Operation: Oven; Temperature Programmable
from FIS Inc.
Three major halitosis components are hydrogen sulfide, methyl mercaptan, and dimethyl sulfide. The OralChroma measures Volatile Sulfide Components (VSC) in the breath and separates them into the above three components. About 1000 sets of OralChroma have been supplied to dentists, universities, and... [See More]
- Display: None
- Application: Environmental; Medical / Biological
- Instrument Type: Portable
- Oven Temperature Range: 50 to 86
from LECO Corporation
The GCxGC offers you the resolving power of a GCxGC system combined with advanced ChromaTOF ® software for an increase in efficiency and productivity for samples that are too complex for a single-channel detector system. Ideal for everyday quality control and production needs, these GCxGC... [See More]
- Display: None
- Detector: Electron Capture Detector
- Instrument Type: Fixtured
from COSA Xentaur Corporation
The COSA Portable BTU Gas Chromatograph is ideal for C6+ analysis of natural gas. The COSA Portable BTU Gas Chromatograph publishes 20 derived parameters, such as Calorific Value, Wobbe Index, Specific Gravity, Copressibility, Ratio of Heats, Gas Density, Real Gross Heat Value, and more.... The unit... [See More]
- Display: None
- Application: Energy; Industrial Gases
- Instrument Type: Portable
- Inlet Pressure Range: 7 to 70
from FIS Inc.
Sensor Gas Chromatograph (SGC) uses a highly sensitive semiconductor gas sensor as a gas detector. The original built-in column is small, enabling the sample gases to be very sensitive and quick separation. [See More]
- Display: None
- Application: Environmental; Medical / Biological
- Instrument Type: Portable
- Oven Temperature Range: 50 to 86
from LECO Corporation
Developed to withstand the rigor of modern analytical demands, the Pegasus GC-HRT provides high-performance MS capabilities, including acquisition speed, mass accuracy, superior relative isotopic abundance, mass resolution, and dynamic range, all available simultaneously. LECO's own Folded Flight... [See More]
- Display: None
- Instrument Type: Fixtured
from LECO Corporation
The Pegasus ® HT GC-TOFMS system combines GC-TOFMS technology with advanced ChromaTOF ® software to provide an unparalleled increase in laboratory productivity. Full-mass range spectral acquisition rates of up to 500 spectra/second allow for significant reduction in chromatographic analysis... [See More]
- Display: None
- Instrument Type: Fixtured
from LECO Corporation
GCxGC, combined with the Pegasus HT TOFMS, changes the dynamic when analyzing complex samples. No longer limited to two analytical dimensions, the Pegasus 4D GCxGC-TOFMS system provides you with four dimensions of analytical resolution for a more complete sample analysis. With LECO GCxGC, you are... [See More]
- Display: None
- Instrument Type: Fixtured