The upper limit of the concentration range is 7 000 samples/mm2 per analytical filter and the lower limit of the range is 7 000 samples/mm2 per analytical filter.
KS I ISO 13794:2008 history
2023KS I ISO 13794-2023 Ambient air — Determination of asbestos fibres — Indirect-transfer transmission electron microscopy method
0000 KS I ISO 13794-2008(2018)
2008KS I ISO 13794:2008 Ambient air-Determination of asbestos fibres-Indirect-transfer transmission electron microscopy method