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PR NF X43-276 ; PR NF EN 481
Workplace exposure - Size fraction definitions for measurement of airborne particles
PR NF X43-325 ; PR NF EN ISO 13977-1
Workplace atmospheres - Assessment of dermal exposure - Part 1: Framework for Dermal exposure assessment
PR NF X43-912 ; PR NF EN 18168
Ambient air - Biomonitoring with higher plants - Method of the standardised grass exposure
PR NF X44-016-1 ; PR NF EN ISO 10121-1
Test method for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 1: gas-phase air cleaning media
PR NF X44-016-2 ; PR NF EN ISO 10121-2
Test method for assessing the performance of gas-phase air cleaning media and devices for general ventilation - Part 2 : gas-phase air cleaning devices (GPACD).
PR NF X44-062-1 ; PR NF EN ISO 16890-1
Air filters for general ventilation - Part 1: technical specification, requirements and efficiency classification system based upon Particulare Matter (PM)
PR NF X44-063 ; PR NF EN ISO 15858
UV-C Devices - Safety information - Permissible human exposure
PR NF X44-068 ; PR NF EN ISO 15957
Laoding dusts for testing air cleaning equipment
PR NF X44-115-1 ; PR NF ISO 16313-1
Laboratory test of dust collection systems utilizing porous filter media online cleaned using pulses of compressed gas - Part 1: Systems utilizing integrated fans
PR NF X 50 ; PR NF EN ISO/IEC 17067
Conformity assessment - Fundamentals of and guidelines for conformity assessment schemes
