Auto-sampler Injection High Performance Liquid Chromatographs (HPLC)
Description
Auto-sampler Injection High Performance Liquid Chromatographs (HPLC) are sophisticated analytical instruments designed to automate the process of injecting samples into the HPLC system. These devices enhance the efficiency and precision of sample analysis by automatically handling multiple samples, reducing the need for manual intervention and minimizing the risk of human error.
Working Principle
The working principle of an auto-sampler injection HPLC involves several key components. The system includes a mobile phase reservoir, a pump to maintain a consistent flow rate, and an injection unit that ensures reliable and homogeneous sample delivery. The sample is introduced into the system without introducing air into the column, which is crucial for maintaining the integrity of the separation process. The sample then passes through a column packed with a stationary phase, where the separation of components occurs. A detector linked to a computer measures changes in the composition of the eluate, allowing for precise analysis. This automation and precision make auto-sampler injection HPLCs particularly useful for high-throughput environments and complex analyses.
Applications
Auto-sampler injection HPLCs are used in a wide range of applications. They are employed in the analysis of organic volatile impurities (OVIs), plastics, polymers, and blood alcohol levels. They are also crucial in semiconductor applications and ultratrace analysis of commonly occurring elements. In clinical settings, these instruments are used for drinking water testing, wastewater analysis, soil composition studies, and toxicity analysis .
Advantages over other High Performance Liquid Chromatographs (HPLC)
Auto-sampler injection HPLCs offer several advantages over traditional HPLC systems. The automation of sample injection reduces the potential for human error and increases throughput, making them ideal for laboratories that require high efficiency and precision. The ability to handle multiple samples automatically also frees up valuable time for laboratory personnel, allowing them to focus on data analysis and other critical tasks.
Limitations
One limitation of auto-sampler injection HPLCs is the initial cost associated with purchasing and setting up the system. Additionally, the complexity of the system may require specialized training for operators to ensure proper use and maintenance. The need for regular maintenance and potential for mechanical issues with the auto-sampler components can also be a concern.
Considerations
When considering the implementation of an auto-sampler injection HPLC, several factors should be taken into account. The initial cost of the system can be significant, but this must be weighed against the potential for increased efficiency and reduced labor costs. Operating expenses, including maintenance and replacement parts, should also be considered. The durability and accuracy of the system are critical for ensuring reliable results, and regular maintenance is necessary to keep the system functioning optimally.
from Waters Corporation
Ready for your biomolecular analysis. For laboratories that know biomolecules sometimes need to work harder to move through a chromatographic instrument, the biocompatible ACQUITY UPLC ® H-Class Bio System is ready. Engineered with a bio-inert flow path made of non-stainless-steel materials, the... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Remote Interface: Computer Interface
from Hitachi High-Tech America
Outstanding Performance. Two performance capabilities supporting data reliability: excellent reproducibility made possible by the pump and autosampler and excellent stability of the column oven and detector. Easy-to-use. Along with simple operation and ease of use, Chromaster offers ease of... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: Ultraviolet/Visible Light Detector; Refractive Index; Fluorescence; Mass Spectroscopy
from Shimadzu Scientific Instruments, Inc.
The high performance 2D micro-HPLC system can perform separation of complex peptide mixtures with a level of sensitivity and resolution that meets or exceeds present-day requirements.This high-performance 2D capillary-to-microflow HPLC system co-developed by Shimadzu and the NIH (National Institutes... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: Ultraviolet/Visible Light Detector (optional feature); Refractive Index (optional feature)
from Waters Corporation
Highest resolution of any quaternary LC system. Improve your laboratory ’s efficiency by scaling your methods to UPLC Technology. Use UPLC ’s unmatched resolution to get better characterization of your complex samples. Take advantage of tools that simplify and streamline your method... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Remote Interface: Computer Interface
from Hitachi High-Tech America
Developed with the user in mind, the AminoSAAYA offers easy and comfortable operability while maintaining the reliability and stability of Hitachi ’s legacy amino acid analyzers. Ergonomic Design. Designed from the perspective of the user, the AminoSAAYA ’s daily workflow, movements, and... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: Spectrophotometer: Aberration-corrected
from Shimadzu Scientific Instruments, Inc.
The comprehensive 2D-LC methodology is a paradigm shift in liquid chromatography separation analysis. By combining two independent separation modes orthogonally in combination with a dual-loop/dual-valve alternate switching design, the highest possible peak capacity is achieved for LC chromatography... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Flow Control: Gradient Pump
from Waters Corporation
The most powerful binary UPLC system, with the best dispersion, on the market. The ideal binary-based system for your demanding applications, with reduced cycle times for high-throughput applications. Low dispersion design allows complex separations to be accelerated without compromising... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: Mass Spectroscopy (optional feature)
from Shimadzu Scientific Instruments, Inc.
Shimadzu's Discovery VP Analytical System enables characterization of microgram to milligram quantities of lead candidates generated from Drug Discovery, Medicinal Chemistry, Natural Product Isolation, or Organic Synthesis efforts. Up to ten columns and four solvent pairs can be configured, making... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: Ultraviolet/Visible Light Detector; Refractive Index; Light Scattering; Mass Spectroscopy; PDA
from Shimadzu Scientific Instruments, Inc.
The Discovery VP preparative system enables purification and collection of milligram to gram quantities of compounds generated from Drug Discovery, Medicinal Chemistry, Natural Product Isolation, and Organic Synthesis efforts. Multiple fraction collectors increase throughput and facilitate high... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Preparative
- Instrument Type: Fixtured
- Detector Type: Ultraviolet/Visible Light Detector; Refractive Index; Light Scattering
from Shimadzu Scientific Instruments, Inc.
An economical option for gradient analysis is a quaternary HPLC system with a single pump and valve to mix up to four solvents. The Nexera quaternary system operates at analytical to semi-prep flows (max. 10 mL/min) and throughout the HPLC and UHPLC pressure range, up to 19,000 psi, with no... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: Ultraviolet/Visible Light Detector; Fluorescence
from Shimadzu Scientific Instruments, Inc.
Realization of Advanced Laboratory. From setting vial to starting analysis, all the procedures are performed via the equipment. The operations in the laboratory are minimized and free of errors. The system status can be supervised even from outside the laboratory. More efficient use of laboratory... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Flow Control: Gradient Pump
from Shimadzu Scientific Instruments, Inc.
Proteome analysis, an exhaustive analytical technique for analyzing proteins, is primarily conducted using ESI-LCMS or MALDI-IT-TOF MS. Many proteins and peptides are extremely minute in quantity, requiring the enhanced sensitivity provided by mass spectrometers. Therefore, there is great demand for... [See More]
- Injection Method: Auto-sampler Injection
- Analysis Method: Analytical
- Instrument Type: Fixtured
- Detector Type: LCMS-IT-TOF