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Gas Chromatograph
Gas Chromatograph
Gas Chromatograph

Gas Chromatograph

Our EO detection spectrograph is for disposable sanitary products, pharmaceutical disinfection GMP, and EO detection requirements. The residual solvent in sanitary materials and drugs was determined by means of top air chromatography. The system has the advantages of simplified sample pre-and post-processing, quantitative analysis standard and good repeatability, shortening the time of analysis and detection, and reducing the pollution of the column, etc. The system is cost-effective and easy to operate, which is suitable for the production quality control of medical devices and pharmaceutical production enterprises and the application of the detection and monitoring of the medical management department.

The characteristic of  EO detection Spectrograph: Automatic top-flight sampler device, Good repeatability and high accuracy; The separation of each component is better and the detector is sensitive; The analysis time is short and the speed is quick.

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The system configuration: 
1. GC9890 Main Engine  / 1 set; 
2. HS-9A Automatic top free sampler  /1 piece; 
3. Chromatographic Workstation / 1 set; 
4. Capillary column injection system / 1 set; 
5. FID Detector  /1 piece; 
6. Special capillary column  / 1 set; 
7. Nitrogen and hydrogen empty one - machine generator / 1 piece; 
8. Nitrogen gas bottle / 1 piece; 
9. Data processing computer / 1 set.

Product Details:

FIRSTEO Machinery
Equipment Co., Ltd.

FIRSTEO Machinery Equipment Co., Ltd. is one of the well-known China gas chromatography machine manufacturers and gas chromatography machine suppliers in China. We have our own technology development, design, production, sales and service department. Our products include the overall facilities of the ethylene oxide sterilization workshop, the pretreatment room, the ethylene oxide sterilizer, the analytical room and the ethylene oxide waste gas treat equipment. Our company has established in a quality management system which accordance with ISO9001:2008 and ENISO13485:2003/AC2009. Our company is engaged in: pretreatment - sterilizer - strong analytical --EO waste gas treatment, the whole process equipment manufacturing factory to provide custom gas chromatography machine and wholesale gas chromatography machine. We are a famous China gas chromatography machine suppliers and gas chromatography machine factory of ethylene oxide sterilization that uses hot air heating system in China, and had applied the "utility model patent certificate" (energy saving, water-saving, no corrosion, fast heating speed; which can extend the life of the equipment for 10-15 years). Our own FSTEO-WQ series of ethylene oxide waste air absorption and treatment equipment was developed with the domestic universities. It allows the low temperature reaction process and reselected the catalyst reacting under low temperature. The removal rate of the waste gas was more than 99.9% after the purification of the waste gas. The emission residual gas is far below the national standard requirements. We have also developed an automatic control system which can join the operation between the waste gas treat process and the sterilizing cabinet. Our technical engineers have decades of experience in the industry. So we can provide professional man to install, test, training or repair machine for customer. We have a large number of high-quality customers: Jiangsu Fresenius Medical Care (Germany), Nanchang Kelinnike Medical Appliance (Germany), Shenzhen DooJung Group (Korea), Nanjing micro-tech, Winner Medical and other well-known Pharmaceutical equipment or other related products enterprises in China. We can also provide you with the best equipment and services.

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    What is a gas chromatograph and how does it work?

    A gas chromatograph (GC) is a powerful analytical instrument used in various scientific and industrial applications to separate and analyze the components of a mixture. It employs the principles of gas chromatography, a widely used technique in analytical chemistry.
    The basic principle of gas chromatography is based on the differential partitioning of the components of a sample between a stationary phase and a mobile phase. The stationary phase is a high-boiling liquid or a solid packed into a column, while the mobile phase is an inert gas such as helium or nitrogen. The sample, in the form of a vapor or a gas, is injected into the GC system.
    The GC system consists of several key components. The sample injection port is where the sample is introduced into the system. The column, which is typically made of stainless steel, is packed with the stationary phase material or coated with a thin film of the stationary phase. The oven provides a controlled temperature environment for the column. The detector detects and quantifies the separated components, and the data acquisition system records and analyzes the signals from the detector.
    Once the sample is injected into the system, the carrier gas (mobile phase) carries the sample vapor through the column. As the sample vapor interacts with the stationary phase, different components in the sample will have different affinities for the stationary phase. The components that have a stronger affinity for the stationary phase will spend more time interacting with it and will elute from the column later, while the components with weaker affinity will elute earlier. This separation is based on differences in their physicochemical properties such as boiling points, polarities, and molecular sizes.
    The separation process occurs in the column, which is typically long and narrow to maximize the interaction between the sample components and the stationary phase. The column is usually heated to ensure that the components are in the vapor state and to provide better separation. The temperature can be programmed to change during the analysis, allowing for optimized separation of different components.
    As the components elute from the column, they pass through the detector. Different types of detectors can be used, including thermal conductivity detectors (TCD), flame ionization detectors (FID), electron capture detectors (ECD), and mass spectrometers (MS). Each detector responds differently to the separated components, generating a signal that is proportional to their concentration. The detector's signal is then sent to the data acquisition system for analysis and display.
    The output from the detector is typically a chromatogram, which is a graphical representation of the separation process. Peaks in the chromatogram correspond to different components in the sample, and the area under each peak is proportional to the component's concentration.
    Gas chromatography offers several advantages, including high sensitivity, excellent separation efficiency, and wide applicability. It is used in various fields such as environmental analysis, pharmaceuticals, forensics, petrochemicals, and food analysis. The technique has evolved over the years with the development of new column materials, detectors, and data analysis techniques, making it a versatile tool for chemical analysis.

    What are the applications of gas chromatography in different industries?

    Gas chromatography (GC) is a widely used analytical technique in various industries due to its versatility, sensitivity, and ability to separate and quantify complex mixtures. Here are some of the key applications of gas chromatography in different industries:
    Environmental Analysis: GC is extensively employed in environmental monitoring to detect and quantify pollutants in air, water, and soil. It can identify volatile organic compounds (VOCs), polycyclic aromatic hydrocarbons (PAHs), pesticides, and other contaminants. GC is vital in assessing air quality, investigating water pollution, and monitoring the impact of industrial activities on the environment.
    Pharmaceuticals: GC plays a critical role in pharmaceutical analysis, including drug discovery, development, and quality control. It is used to analyze drug formulations, determine drug purity, identify impurities, and assess stability. GC is particularly useful for analyzing volatile and semi-volatile compounds, such as residual solvents, volatile organic acids, and drug metabolites.
    Petrochemicals: The petrochemical industry extensively relies on GC for analyzing hydrocarbon mixtures. It is employed in refining crude oil, characterizing petroleum products, and monitoring process streams. GC is used to determine the composition and quality of gasoline, diesel, lubricants, and other petroleum derivatives. It also assists in detecting impurities and assessing the performance of catalysts used in the petrochemical processes.
    Food and Beverage: GC is utilized in the food and beverage industry for quality control, flavor analysis, and safety assessment. It can analyze volatile compounds responsible for flavors, aromas, and off-flavors in food products. GC is used to detect pesticides, herbicides, and mycotoxins in agricultural products. It also helps in assessing the authenticity of food products by identifying adulterants and verifying the origin of certain ingredients.
    Forensics: Gas chromatography is employed in forensic analysis to identify and quantify volatile compounds in crime scene investigations. It can analyze substances such as accelerants in arson cases, drugs of abuse in toxicology, and volatile compounds from human remains. GC assists in identifying unknown substances, comparing samples, and providing valuable evidence in criminal investigations.
    Environmental Volatile Organic Compounds (VOCs): GC is crucial in monitoring and controlling volatile organic compounds emitted from industrial processes and consumer products. It is used to analyze air samples in industrial settings, indoor air quality assessments, and workplace safety evaluations. GC helps in detecting harmful VOCs, such as benzene, toluene, xylene, and styrene, and ensures compliance with environmental regulations.
    Flavor and Fragrance: GC is extensively employed in the flavor and fragrance industry for the analysis and characterization of volatile compounds. It helps in identifying aroma compounds present in natural products, essential oils, and fragrances. GC is utilized to evaluate the quality, consistency, and authenticity of flavors and fragrances, ensuring compliance with industry standards.
    Cosmetics and Personal Care Products: GC is used in the analysis of cosmetic and personal care products, including perfumes, lotions, shampoos, and deodorants. It helps in detecting volatile compounds, preservatives, fragrances, and potential contaminants. GC assists in assessing the safety and compliance of these products with regulatory guidelines.
    Polymers and Plastics: GC is employed in the analysis of polymers and plastics to determine their composition, thermal stability, and volatile impurities. It helps in characterizing polymer additives, assessing polymer degradation, and identifying residual solvents from manufacturing processes. GC is vital in ensuring the quality and performance of polymers used in various industries.
    Research and Development: Gas chromatography is widely used in research and development across industries. It aids in the analysis of complex mixtures, the development of new methods, and the identification of unknown compounds. GC enables scientists to study reaction kinetics, investigate chemical processes, and explore new materials.