EN 14042:2003

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.RVWDYOMHQRVWLArbeitsplatzatmosphäre - Leitfaden für die Anwendung und den Einsatz von Verfahren und Geräten zur Ermittlung chemischer und biologischer ArbeitsstoffeAtmospheres des lieux de travail - Guide pour l'application et l'utilisation de procédures permettant d'évaluer l'exposition aux agents chimiques et biologiquesWorkplace atmospheres - Guide for the application and use of procedures for the assessment of exposure to chemical and biological agents13.040.30Kakovost zraka na delovnem mestuWorkplace atmospheresICS:Ta slovenski standard je istoveten z:EN 14042:2003SIST EN 14042:2003en,fr,de01-november-2003SIST EN 14042:2003SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14042April 2003ICS 13.040.30English versionWorkplace atmospheres - Guide for the application and use ofprocedures for the assessment of exposure to chemical andbiological agentsAtmosphères des lieux de travail - Guide pour l'applicationet l'utilisation de procédures permettant d'évaluerl'exposition aux agents chimiques et biologiquesArbeitsplatzatmosphäre - Leitfaden für die Anwendung undden Einsatz von Verfahren und Geräten zur Ermittlungchemischer und biologischer ArbeitsstoffeThis European Standard was approved by CEN on 23 September 2002.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2003 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14042:2003 ESIST EN 14042:2003

min-1) or cubic centimetres per minute (cm3 min-1)[EN 838:1995]3.10inhalable fractionmass fraction of total airborne particles which is inhaled through the nose and mouth[EN 481:1993]3.11length of stain detector tube (in the following called “detector tube”)glass tube containing chemical reagents in which a colour change can be produced when a sample of theatmosphere is drawn through itNOTEThe length of stain, relative to a graduated scale, provides a measure of the concentration of the specified chemicalagent in air.3.12limit value (LV)reference figure for the concentration of a chemical or biological agent in air[EN 1540:1998]3.13measuring procedureprocedure for sampling and analysing one or more chemical or biological agents in the air and including storageand transportation of the sample[EN 1540:1998]
1) ppm is volume fraction, (f)=10-6.SIST EN 14042:2003

is the true or accepted reference value of concentration;s is the standard deviation of measurements.[EN 1540:1998]3.15particle/ vapour mixtureaerosol consisting of airborne particles and vapour[ENV 13936:2001]3.16precisionthe closeness of agreement between independent test results obtained under stipulated conditions[ISO 3534-1:1993]3.17pumped samplerdevice which is capable of taking samples of gases, vapours or particulates from the atmosphere and consisting ofa sampling medium, such as a sorbent tube or filter, and an air sampling pump3.18respirable fractionmass fraction of inhaled particles penetrating to the inciliated airways[EN 481:1993]3.19selectivitydegree of independence from interferents[EN 482:1994]3.20sorbent tubetube, usually made of metal or glass, containing an active sorbent or reagent-impregnated support, through whichsampled atmosphere is passed at a rate controlled by an air sampling pump[EN 1076:1997]3.21specified measuring rangeset of values of the concentration for which the overall uncertainty of a measurement procedure is intended to liewithin specified limits[EN 482:1994]SIST EN 14042:2003

It is based on the list of chemical agents that are likelyto be present in the workplace atmospheres and on several workplace factors likely to have an influence on theexposure level (e. g. tasks, work pattern and techniques, ventilation, emission sources). If the initial appraisalshows that the presence of an agent in the air at the workplace cannot for certain be ruled out, this agent needs toSIST EN 14042:2003
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