Registration number (WIID)Project No.TitleStatus
17715ISO 9835:1993Ambient air — Determination of a black smoke indexStandarts spēkā
17734ISO 9855:1993Ambient air — Determination of the particulate lead content of aerosols collected on filters — Atomic absorption spectrometric methodAtcelts
92568ISO/AWI 20593Ambient air — Determination of the mass concentration of tire and road wear particles (TRWP) — Pyrolysis-GC-MS methodIzstrādē
18540ISO/DIS 10473.2Ambient air — Measurement of the mass of particulate matter on a filter medium — Beta-ray absorption methodIzstrādē
18567ISO/DIS 10498Ambient air — Determination of sulfur dioxide — Ultraviolet fluorescence methodIzstrādē
32942ISO/DIS 10498Ambient air — Determination of sulfur dioxide — Ultraviolet fluorescence methodIzstrādē
18598ISO/DIS 10529Ambient air — Determination of the mass concentration of gaseous and soluble particulate fluorine-containing compounds — Method by filter sampling and ion-selective electrode analysisIzstrādē
26112ISO/DIS 14966Ambient air — Determination of numerical concentration of inorganic fibrous particles — Scanning electron microscopy methodIzstrādē
10016ISO/DIS 4222Ambient air — Measurement of particulate fall-out — Horizontal deposit gauge methodIzstrādē
10023ISO/DIS 4224.2Ambient air — Determination of carbon monoxide — Non-dispersive infrared spectrometric methodIzstrādē
Displaying 31-40 of 50 results.