SR EN ISO 11890-2:2020

Vopsele și lacuri. Determinarea conținutului de compuși organici volatili (COV) și/sau de compuși organici semivolatili (SVOC). Partea 2: Metoda gaz-cromatografică

This document is applicable for the determination of VOC and SVOC with an expected VOC and/or SVOC content greater than 0,01 % by mass up to 100 % by mass. The method given in ISO 11890-1 is used when the VOC is greater than 15 % by mass. This document (method ISO 11890-2) applies when the system contains VOC and SVOC as the VOC result of ISO 11890-1 can be influenced by the SVOC. For VOC content smaller than 0,1 %, the head space method described in ISO 17895 is used as an alternative. ISO 11890-1 and ISO 17895 cannot be used for the determination of the SVOC content. NOTE 1 Some ingredients of coating materials and their raw materials can decompose during analysis and cause artificial VOC and/or SVOC signals. When determining VOC and/or SVOC for coating materials and their raw materials, these signals are artefacts of the method and are not taken into account (examples are given in Annex B). This method assumes that the volatile matter is either water or organic. However, other volatile inorganic compounds can be present and might need to be quantified by another suitable me

235,60 Lei

Status : In vigoare
Data aprobării : 31.08.2020
Număr de pagini : 50
ICS : 87.040 Vopsele si emailuri
Comitet tehnic : 338 - Lacuri, vopsele, cerneluri, răşini, pigmenţi anorganici şi adezivi

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