palsystem.com

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{"@context":"https:\/\/schema.org","@type":"FAQPage","name":"Automated Sample Preparation Solution to save time and money","mainEntity":[{"@type":"Question","name":"What are the main advantages of automating sample preparation?","acceptedAnswer":{"@type":"Answer","text":"Automating your sample preparation with the PAL System addresses the most common challenges in the analytical lab. Key benefits include:\r\n \t \tHigher Throughput: Maximizes instrument uptime with unattended, 24\/7 operation. \t \t \tImproved Data Quality: Reduces manual errors, leading to greater precision, reproducibility, and more reliable results. \t \t \tEnhanced Lab Safety: Minimizes human exposure to hazardous solvents and chemicals. \t \t \tFull Traceability: Every step in the process is electronically logged, ensuring a complete and auditable sample history. \t "}},{"@type":"Question","name":"What is the PAL System?","acceptedAnswer":{"@type":"Answer","text":"The PAL System is a robotic platform for automated sample preparation in analytical laboratories. With a modular \"Tool Box\" design and over 70,000 installations worldwide, it is a highly flexible and reliable solution that can be configured for simple injections or complete, complex workflows for chromatography and mass spectrometry."}},{"@type":"Question","name":"What should I consider when choosing an automation platform for my lab?","acceptedAnswer":{"@type":"Answer","text":"When selecting an automation platform, it's crucial to look beyond your immediate needs.\r\nKey considerations include:\r\n \tThroughput and Scalability \t \t\tDoes the platform offer configurations that match your current and future sample load? The PAL System scales from the single-tool RSI to the high-throughput DHR with options like LC\/MS Multiplexing. \t \t \r\n \tModularity and Flexibility \t \t\tCan the system adapt to new applications? The PAL System's modular \"Tool Box\" design allows you to add new techniques like SPME, \u00b5SPE, or Dynamic Headspace as your lab's requirements evolve. \t \t \r\n \tInstrument Compatibility \t \t\tWill it work with your existing analytical instruments? The PAL System is designed for seamless online injection and software integration with all major GC, LC, and MS vendors. \t \t "}},{"@type":"Question","name":"What is the relationship between CTC Analytics AG and the PAL System?","acceptedAnswer":{"@type":"Answer","text":"CTC Analytics AG (Computer Technologie Cueni) is the Swiss company that has been developing and manufacturing the PAL System since 1985. \"PAL System\" (Prep and Load System) is the globally recognized brand name for the sample handling platform, and PAL is a registered trademark of CTC Analytics AG."}},{"@type":"Question","name":"What are the main PAL System models?","acceptedAnswer":{"@type":"Answer","text":"The PAL System is available in three main configurations (in various sizes) to match different laboratory needs for throughput and workflow complexity:\r\n \t \tPAL RSI (Robotic Sample Injection): A robust and cost-effective solution for reliable automated injections and basic sample preparation. It is the ideal starting point for automation and can be upgraded. \t \t \tPAL RTC (Robotic Tool Change): This model offers greater flexibility and productivity by automatically changing tools (e.g., different syringes, extraction tools). This enables complex, multi-step workflows to run unattended 24\/7. \t \t \tPAL DHR (Dual Head Robotic): The most productive model, featuring two independent robotic heads. It can perform two workflows simultaneously, doubling the throughput for high-demand applications like LC\/MS multiplexing. \t "}},{"@type":"Question","name":"How can I purchase a PAL System?","acceptedAnswer":{"@type":"Answer","text":"PAL Systems are available through a global network of certified OEM partners and value-added resellers (explore our Distribution Network). These partners often sell the PAL System as an integrated front-end solution for their analytical instruments (e.g., GC\/MS, LC\/MS).\r\nTo find the ideal configuration for your laboratory, we recommend using our PAL Product Finder.\r\nFor purchasing inquiries or to discuss a potential collaboration, please contact us through our website or learn more about how to become a partner."}},{"@type":"Question","name":"How can I increase sample throughput with LC\/MS Multiplexing?","acceptedAnswer":{"@type":"Answer","text":"LC\/MS Multiplexing is a powerful strategy to maximize the productivity of a mass spectrometer. By connecting a single MS to two or more LC systems, the PAL System can manage staggered injections so that the MS is constantly analyzing samples instead of waiting for a column to finish its run and equilibrate. This approach can double or even triple your sample throughput without the cost of an additional mass spectrometer."}},{"@type":"Question","name":"What is Dynamic Headspace (ITEX DHS) and how does it work?","acceptedAnswer":{"@type":"Answer","text":"While static headspace analysis samples a fixed equilibrium volume of gas, Dynamic Headspace (DHS) is an exhaustive extraction technique that provides superior enrichment for trace-level analysis. The automated In-Tube Extraction (ITEX) process involves:\r\n \t \tPurging & Trapping: The sample is heated while an inert gas repeatedly purges the headspace. This gas flow carries the volatile compounds through a microtrap filled with a specific adsorbent material, which captures and concentrates the target analytes. \t \t \tThermal Desorption: The trap is then rapidly heated, releasing the concentrated analytes as a sharp band into the GC\/MS for analysis. This dynamic process allows for much lower detection limits, making it the ideal technique for demanding applications like trace VOCs analysis in environmental samples or the analysis of additives in plastics. \t "}},{"@type":"Question","name":"What is SPME, what are its modes, and what are the advantages of the SPME Arrow?","acceptedAnswer":{"@type":"Answer","text":"Solid phase microextraction (SPME) is a solvent-free technique where a fiber coated with an extraction phase is used to isolate analytes. The PAL System automates SPME in two primary modes:\r\n \t \tHeadspace SPME: The fiber is exposed to the vapor phase above a liquid or solid sample, making it ideal for the analysis of volatile and semi-volatile organic compounds (VOCs analysis). \t \t \tImmersion SPME: The fiber is dipped directly into a liquid sample to extract less volatile or non-volatile analytes. \t \r\nWhile traditional SPME fibers are effective, the newer, more robust SPME Arrow offers superior performance. Its unique design combines a much larger surface area and volume of extraction phase with a robust metal core and piercing head, resulting in higher sensitivity, faster extractions, and a significantly longer lifetime. Learn more about the PAL System's SPME capabilities."}},{"@type":"Question","name":"What is automated \u00b5SPE and what are its applications?","acceptedAnswer":{"@type":"Answer","text":"\u00b5SPE, or Micro SPE, is a miniaturized and automated Solid Phase Extraction technique that operates in two primary modes for highly efficient sample preparation:\r\n \t \tPass-Through Cleanup: In this mode, the sample extract is passed through the cartridge. The sorbent is chosen to retain matrix interferences while allowing the analytes of interest to pass through for collection and analysis. This is a common approach for cleaning up complex extracts, such as in QuEChERS workflows. \t \t \tBind-and-Elute (Enrichment): Here, the sorbent is selected to bind and retain the target analytes while the sample matrix is washed away. The purified analytes are then eluted using a small volume of a different solvent. This mode is ideal for analyte enrichment and fractionation. \t \r\nThe versatility of \u00b5SPE, determined by the cartridge chemistry, enables a wide range of applications, from general cleanup to targeted analysis like PFAS analysis using weak anion exchange (WAX) cartridges, or fractionation in metabolomics analysis. Key advantages are minimized solvent use, cleaner extracts without sample dilution, and improved data quality, leading to higher instrument uptime."}},{"@type":"Question","name":"How is the PAL System used in Proteomics and Metabolomics?","acceptedAnswer":{"@type":"Answer","text":"The PAL System is an essential tool for high-throughput life science research.\r\n \t \tFor Proteomics analysis: It automates labor-intensive and error-prone steps such as protein digestion, post-digestion peptide cleanup (e.g., \u00b5SPE), and precise injection into the LC\/MS, ensuring the high degree of reproducibility required for comparative studies. \t \t \tFor Metabolomics analysis: It provides robust automation of extraction procedures (e.g., Bligh & Dyer for polar and non-polar metabolites), derivatization for GC\/MS analysis, and highly precise injections, which are critical for detecting subtle metabolic changes between sample groups. \t "}},{"@type":"Question","name":"What solutions are available for hydrocarbon analysis (PAH, MOSH\/MOAH)?","acceptedAnswer":{"@type":"Answer","text":"The PAL System provides robust, automated workflows for the analysis of various hydrocarbon contaminants:\r\n \t \tFor PAH analysis: In complex matrices for environmental and food safety applications, the system automates the necessary extraction, cleanup (e.g., \u00b5SPE), and injection steps. This ensures the high recovery and reproducibility critical for reliable PAH testing at trace levels. \t \t \tFor MOSH\/MOAH analysis: The determination of Mineral Oil Saturated Hydrocarbons (MOSH) and Mineral Oil Aromatic Hydrocarbons (MOAH) is a significant challenge, particularly in food analysis. The PAL System automates the complex sample preparation, including online LC-GC coupling, to effectively fractionate the two classes and remove interferences. This high level of automation provides the reproducibility needed for reliable quantification. \t "}},{"@type":"Question","name":"Can the PAL System automate FAME analysis?","acceptedAnswer":{"@type":"Answer","text":"Yes, the PAL System excels at the automated sample preparation for FAME. It automates the entire transesterification process for Fatty Acid Methyl Esters, including the precise addition of reagents for saponification and methylation, liquid-liquid extraction, and final injection into the GC. This not only improves the reproducibility and throughput of FAME analysis but also enhances lab safety by minimizing manual handling of hazardous reagents like BF3-methanol during FAME derivatization."}},{"@type":"Question","name":"How does the PAL System support PFAS analysis?","acceptedAnswer":{"@type":"Answer","text":"The PAL System provides a complete, automated solution for trace-level PFAS analysis, addressing the critical challenge of background contamination. To ensure the lowest detection limits, a dedicated range of PFAS-free consumables (syringes, tubing, vials) is available. The system's flexibility allows it to automate a variety of extraction and cleanup techniques, including online SPE, Micro SPE (\u00b5SPE), and SPME. This versatility enables reliable and reproducible results across a wide range of matrices such as food, food contact materials, and environmental samples. The PAL System is capable of automating complex, regulated workflows like EPA 1633, making it an ideal platform for applications like testing PFAS in drinking water."}},{"@type":"Question","name":"What are PAL SMART Consumables?","acceptedAnswer":{"@type":"Answer","text":"PAL SMART Consumables, such as SMART Syringes, SPME Fibers, and SPME Arrows, feature an embedded chip that stores key information (e.g., part number, volume, usage history). When used with a PAL3 Series II system, this provides:\r\n \t \tFull Traceability: Automatically logs the exact consumable used for each sample, ensuring a complete and auditable history. \t \t \tError-Free Operation: The system automatically recognizes the tool and its parameters, preventing mistakes. \t \t \tOptimized Uptime: Tracks the usage of each consumable and alerts the user when it's time for replacement, preventing unexpected failures during a run. This \"Smart\" technology enhances process safety, increases result confidence, and lowers the overall cost of ownership. \t "}},{"@type":"Question","name":"What software controls the PAL System?","acceptedAnswer":{"@type":"Answer","text":"The PAL System is designed for seamless integration and is controlled directly from all major Chromatography Data Systems (CDS) from vendors like Agilent, Bruker, SCIEX, Shimadzu, Thermo Fisher Scientific, and Waters. This allows for a single point of control for the entire analytical workflow.\r\nTo facilitate the creation of custom automation methods within these CDS environments, we offer the PAL Method Composer. This intuitive, graphical tool allows users to build complex workflows simply by dragging and dropping individual steps, without the need for programming."}}]}