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    Home > Chemicals Industry > Chemical Technology > Laboratory facilities and equipment requirements and technical indicators

    Laboratory facilities and equipment requirements and technical indicators

    • Last Update: 2021-08-20
    • Source: Internet
    • Author: User
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    (1) BSL-1 laboratory facilities and equipment requirements

    The door of the laboratory should have windows and lockable, and the door lock and the opening direction of the door should not hinder the escape of indoor personnel
    .
    The hand-washing sink should be set up, which should be set close to the exit of the laboratory


    .


    There should be a clothing storage or hanging device at the door of the laboratory, and personal clothing can be placed separately from laboratory work clothes
    .

    The walls, ceilings and floors of the laboratory should be easy to clean, impervious to water, and resistant to corrosion by chemicals and disinfectants
    .
    The ground should be level and non-slip, and no carpet should be laid


    .


    The laboratory benches and chairs should be stable, and the corners should be rounded
    .

    Laboratory benches, etc.
    and their placement should be easy to clean, and laboratory benchtops should be waterproof, corrosion-resistant, heat-resistant and sturdy
    .

    The laboratory should have enough space and cabinets to place laboratory equipment and articles
    .

    Laboratory equipment, cabinets, articles, etc.
    should be placed in a reasonable manner according to the nature and process of the work to avoid mutual interference and cross-contamination, and should not hinder escape and first aid
    .

    Natural ventilation can be used in the laboratory
    .
    If mechanical ventilation is used, cross-contamination should be avoided


    .


    If there are windows that can be opened, mosquito-proof screens should be installed
    .

    Avoid unnecessary reflections and glare in the laboratory
    .

    If handling irritating or corrosive substances, an eyewash device should be installed within 30m, and an emergency spray device should be installed when necessary
    .

    If handling toxic, irritating, radioactive volatile substances, appropriate negative pressure fume hoods should be equipped on the basis of risk assessment
    .

    If highly toxic, radioactive and other substances are used, corresponding safety facilities, equipment and personal protective equipment should be equipped, and they should comply with relevant national and local regulations and requirements
    .

    If high-pressure gas and combustible gas are used, safety measures should be taken and should comply with relevant national and local regulations and requirements
    .

    Emergency lighting devices should be provided
    .

    There should be sufficient power supply
    .

    There should be enough fixed power supply to avoid the use of common power sockets for multiple devices
    .
    There should be a reliable grounding system, and leakage protection devices or monitoring and alarm devices should be installed at key nodes


    .


    The water supply and drainage piping system should not leak, and the sewage should be designed to prevent backflow
    .

    It should be equipped with suitable emergency equipment such as fire equipment, accident handling equipment, first aid equipment and so on
    .

    Applicable communication equipment should be equipped
    .

    When necessary, appropriate disinfection and sterilization equipment should be equipped
    .

    (2) BSL-2 laboratory facilities and equipment requirements

    When used, it should meet the requirements of the BSL-1 laboratory
    .

    The door of the main entrance of the laboratory and the door of the laboratory room where the biological safety cabinet is placed should be automatically closed; the door of the main entrance of the laboratory should have access control measures
    .

    There should be conditions for storing spare items outside the working area of ​​the laboratory
    .

    An eyewash device should be provided in the laboratory work area
    .

    High-pressure steam sterilizers or other appropriate disinfection and sterilization equipment should be equipped in the laboratory or the building where it is located, and the disinfection and sterilization equipment equipped should be based on risk assessment
    .

    A biological safety cabinet should be equipped in the laboratory room where the pathogenic microorganism samples are handled
    .

    The biological safety cabinet should be installed and used according to the design requirements of the product
    .
    If the exhaust air of the biological safety cabinet is circulated indoors, the room should have ventilation conditions; if a biological safety cabinet that requires ducted exhaust is used, it should be exhausted through a duct independent of other public ventilation systems of the building


    .


    There should be a reliable power supply
    .
    When necessary, important equipment (such as incubators, biological safety cabinets, refrigerators, etc.


    ) should be equipped with backup power supplies


    (3) Technical indicators of biosafety laboratories

    The content of this part refers to the "Technical Code for Building Biosafety Laboratories" (GB50346-2011).
    The specification is divided into 10 chapters and 4 appendices.
    The main technical contents include: general rules; terminology; classification, classification and technical indicators of biosafety laboratories; Construction, decoration and structure; air conditioning, ventilation and purification; water supply and drainage and gas supply; electrical; fire protection; construction requirements; inspection and acceptance
    .

    The biosafety laboratory includes the main laboratory and its auxiliary rooms
    .
    The secondary biosafety laboratory should implement primary barriers and secondary barriers


    .


    Table 4-2 The main technical indicators of the secondary barrier of the main biosafety laboratory

    Note: 1.
    Biosafety laboratories can be divided into category a and category b according to the transmission route of the pathogenic biological factors they operate


    .


    Class b2 biosafety laboratories refer to laboratories that cannot effectively use safety isolation devices for operation
    .

    2.
    The noise in this table does not include the noise of biological safety cabinets, animal isolation equipment, etc.
    , when it includes the noise of biological safety cabinets, animal isolation equipment, etc.
    , the maximum should not exceed 68dB(A)
    .

    Related links: Layout of food microbiological inspection rooms and classification of safety protection levels

     

     

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