Shanghai Xuansheng Scientific Instrument Co., Ltd
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Special gas chromatograph for detection and analysis of dimethyl ether in liquefied petroleum gas
Special gas chromatograph for detection and analysis of dimethyl ether in liquefied petroleum gas
Product details
    Special gas chromatograph for detection and analysis of dimethyl ether in liquefied petroleum gas
    The instrument for detecting and analyzing dimethyl ether in liquefied petroleum gas complies with the national standard GB 10410.3-89 "Gas Chromatography Analysis Method for Liquefied Petroleum Gas Components" SH/T 0230-92 "Determination of Liquefied Petroleum Gas Composition (Chromatography Method)". It is a specialized analyzer for liquefied petroleum gas, which can detect the components of liquefied gas and also detect dimethyl ether, formaldehyde, etc. mixed in liquefied gas. The analysis time is controlled within 15 minutes, providing users with accurate and rapid detection methods, as well as providing customers with good training and learning opportunities and technical support.

    Special gas chromatograph for detection and analysis of dimethyl ether in liquefied petroleum gasInstruments and materials
    1. Gas chromatography: Thermal conductivity detector (TCD)
    2. Gas source: Hydrogen gas as carrier gas, hydrogen purity ≥ 99.9% (steel cylinder or hydrogen generator)
    3. Data processing: N2000 workstation and computer
    4. Sample injector: Double six way valve, quantitative tube 1ml
    5. Chromatographic column: ¢ 4 * 10 meter liquefied gas analysis column
    3 * 6-meter dimethyl ether analysis column for liquefied gas
    6. Sampler: 4L stainless steel sampler or 1L sampling bag
    7. Standard gas:

    Special gas chromatograph for detection and analysis of dimethyl ether in liquefied petroleum gasCompany after-sales commitment
    1、 The equipment we provide is of excellent quality, brand new and unused, has passed the factory quality inspection, is well packaged, and suitable for long-distance transportation.
    2、 We will notify the end user in writing of the preparation conditions for equipment installation 10 days before shipment. Upon receiving the user's written shipping request, we will ship on time.
    3、 We are responsible for on-site installation and debugging of the equipment provided until the system operates normally.
    4、 After the installation and debugging are completed, our technicians with more than three years of maintenance experience will provide training to the demand side at the installation site, so that they can independently complete various operations related to the equipment and system, as well as pay attention to precautions and handle common simple faults during use, ensuring that users can proficiently operate and maintain the instrument on a daily basis.
    5、 After the instrument is sold, it has a one-year warranty period from the date of installation, commissioning, and acceptance. During the warranty period, we will strictly comply with the relevant laws and regulations of the People's Republic of China and provide after-sales services such as "three guarantees" for the goods, unless otherwise specified in the contract.
    6、 During the warranty period, if our equipment malfunctions, we will respond continuously within 24 hours and provide on-site service within 3 working days after receiving notification. We must continue to repair the equipment until the fault is completely eliminated and the equipment is fully restored to normal.

    Special gas chromatograph for detection and analysis of dimethyl ether in liquefied petroleum gasTechnical Parameter
    Temperature control indicators
    Column box: 5 ℃ to 400 ℃ at room temperature with an accuracy of ± 0.1 ℃
    Injector and detector: above room temperature 6 ℃~399 ℃ accuracy ± 0.1 ℃ Program heating stage: fifth order
    Program heating rate: 0.1 ℃~40 ℃/min at room temperature of 6 ℃~200 ℃
    0.1 ℃ to 20 ℃/min when the temperature exceeds 200 ℃
    Detector indicators
    Thermal conductivity detector (TCD):
    Sensitivity S ≥ 4000mv. ml/mg (n-hexadecane)
    Noise ≤ 20UV
    Linear range ≥ 104
    Nitrogen phosphorus detector (NPD):
    Sensitivity: Nitrogen Mt ≤ 5 × 10-11g/s
    Phosphorus Mt ≤ 2 × 10-12g/s
    Noise N ≤ 2 × 10-13A
    Electron Capture Detector (ECD):
    Sensitivity Mt ≤ 1 × 10-13g/ml (r-666)
    Noise ≤ 15UV
    Linear range ≥ 5 × 103
    Radiation source Ni63
    Maximum operating temperature 350 ℃
    Flame photometric detector (FPD):
    Method: S or P filter
    Sensitivity: 5 × 10-11g (s)/s (S in thiophene)
    1.4 × 10-12g (p)/s (P in methyl parathion)
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