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  • ONORM EN 1822-2 : 2010

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    HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 2: AEROSOL PRODUCTION, MEASURING EQUIPMENT, PARTICLE COUNTING STATISTICS

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    Withdrawn date:  15-04-2019

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Osterreichisches Normungsinstitut/Austrian Standards

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Definitions
    4 Aerosol production
    4.1 Aerosol substances
    4.2 Producing monodisperse aerosols
    4.3 Generating polydisperse aerosols
    4.4 The neutralization of aerosols
    4.5 Minimum performance parameters for
          aerosol generators
    4.6 Sources of error
    4.7 Maintenance and inspection
    5 Measuring devices
    5.1 Optical particle counters
    5.2 Condensation nucleus counter
    5.3 Differential mobility analyser
    5.4 Particle size analysis system on the
          basis of differential mobility analysis
    5.5 Dilution systems
    5.6 Differential pressure measuring equipment
    5.7 Absolute pressure measuring equipment
    5.8 Thermometers
    5.9 Hygrometer
    6 Maintenance and inspection intervals
    7 Particle counting statistics
    Annex A (informative) Bibliography

    Abstract - (Show below) - (Hide below)

    Applies to high efficiency particulate air filters and ultra low penetration air filters (HEPA and ULPA) used in the field of ventilation and air conditioning and for technical processes, eg for clean room technology or applications in the nuclear and pharmaceutical industry.

    General Product Information - (Show below) - (Hide below)

    Committee TC 141
    Document Type Standard
    Publisher Osterreichisches Normungsinstitut/Austrian Standards
    Status Withdrawn
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    ONORM EN 1822-4 : 2012 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 4: DETERMINING LEAKAGE OF FILTER ELEMENTS (SCAN METHOD)
    ONORM EN 1822-1 : 2011 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 1: CLASSIFICATION, PERFORMANCE TESTING, MARKING
    ONORM EN 1822-5 : 2011 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 5: DETERMINING THE EFFICIENCY OF FILTER ELEMENTS
    ONORM EN 1822-3 : 2012 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 3: TESTING FLAT SHEET FILTER MEDIA

    Standards Referencing This Book - (Show below) - (Hide below)

    ONORM EN 1822-1 : 2011 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 1: CLASSIFICATION, PERFORMANCE TESTING, MARKING
    ONORM EN 1822-3 : 2012 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 3: TESTING FLAT SHEET FILTER MEDIA
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