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| Norma o proyecto bajo la responsabilidad directa de 香港六合彩开奖/TC 146/SC 3 Secretar铆a | Etapa | ICS |
|---|---|---|
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Air quality 鈥� Determination of gaseous sulphur compounds in ambient air 鈥� Sampling equipment
|
90.93 | |
|
Ambient air 鈥� Determination of a gaseous acid air pollution index 鈥� Titrimetric method with indicator or potentiometric end-point detection
|
90.93 | |
|
Air quality 鈥� Determination of mass concentration of sulphur dioxide in ambient air 鈥� Thorin spectrophotometric method
|
90.93 | |
|
Ambient air 鈥� Determination of carbon monoxide 鈥� Non-dispersive infrared spectrometric method
|
90.93 | |
|
Ambient air 鈥� Determination of the mass concentration of sulfur dioxide 鈥� Tetrachloromercurate (TCM)/pararosaniline method
|
90.93 | |
|
Ambient air 鈥� Determination of the mass concentration of nitrogen dioxide 鈥� Modified Griess-Saltzman method
|
95.99 | |
|
Ambient air 鈥� Determination of mass concentration of nitrogen dioxide 鈥� Modified Griess-Saltzman method
|
90.93 | |
|
Ambient air 鈥� Determination of the mass concentration of nitrogen oxides 鈥� Chemiluminescence method
|
90.93 | |
|
Ambient air 鈥� Determination of the mass concentration of carbon monoxide 鈥� Gas chromatographic method
|
90.93 | |
|
Ambient air 鈥� Determination of a black smoke index
|
90.93 | |
|
Ambient air 鈥� Determination of the particulate lead content of aerosols collected on filters 鈥� Atomic absorption spectrometric method
|
90.93 | |
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Ambient air 鈥� Determination of asbestos fibres 鈥� Direct transfer transmission electron microscopy method
|
95.99 | |
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Ambient air 鈥� Determination of asbestos fibres 鈥� Direct transfer transmission electron microscopy method
|
60.60 | |
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Ambient air 鈥� Determination of the mass concentration of ozone 鈥� Chemiluminescence method
|
90.93 | |
|
Ambient air 鈥� Determination of the mass concentration of ozone 鈥� Chemiluminescence method 鈥� Amendment 1: Consensus value for the ozone absorption cross-section at room temperature at the mercury-line wavelength (253,65 nm air)
|
60.60 | |
|
Ambient air 鈥� Measurement of the mass of particulate matter on a filter medium 鈥� Beta-ray absorption method
|
90.93 | |
|
Ambient air 鈥� Determination of sulfur dioxide 鈥� Ultraviolet fluorescence method
|
90.93 | |
|
Ambient air 鈥� Determination of total (gas and particle-phase) polycyclic aromatic hydrocarbons 鈥� Collection on sorbent-backed filters with gas chromatographic/mass spectrometric analyses
|
90.93 | |
|
Ambient air 鈥� Determination of asbestos fibres 鈥� Indirect-transfer transmission electron microscopy method
|
95.99 | |
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Ambient air 鈥� Determination of asbestos fibres 鈥� Indirect-transfer transmission electron microscopy method
|
60.60 | |
|
Air quality 鈥� Determination of ozone in ambient air 鈥� Ultraviolet photometric method
|
90.93 | |
|
Air quality 鈥� Determination of ozone in ambient air 鈥� Ultraviolet photometric method 鈥� Amendment 1: Consensus value for the ozone absorption cross-section at room temperature at the mercury-line wavelength (253,65 nm air)
|
60.60 | |
|
Air quality 鈥� Determination of total non-methane organic compounds 鈥� Cryogenic preconcentration and direct flame ionization detection method
|
90.93 | |
|
Ambient air 鈥� Determination of numerical concentration of inorganic fibrous particles 鈥� Scanning electron microscopy method
|
95.99 | |
|
Ambient air 鈥� Determination of numerical concentration of inorganic fibrous particles 鈥� Scanning electron microscopy method 鈥� Technical Corrigendum 1
|
95.99 | |
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Ambient air 鈥� Determination of numerical concentration of inorganic fibrous particles 鈥� Scanning electron microscopy method
|
60.60 | |
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Ambient air 鈥� Gas phase titration 鈥� Calibration of analysers for ozone
|
90.93 | |
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Indoor air 鈥� Part 7: Sampling strategy for determination of airborne asbestos fibre concentrations
|
90.93 | |
|
Indoor air 鈥� Part 27: Determination of settled fibrous dust on surfaces by SEM (scanning electron microscopy) (direct method)
|
90.93 | |
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Ambient air 鈥� Determination of particle-phase polycyclic aromatic hydrocarbons by high performance liquid chromatography
|
90.93 | |
|
Ambient air 鈥� Determination of the mass concentration of tire and road wear particles (TRWP) 鈥� Pyrolysis-GC-MS method
|
90.93 | |
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Air quality 鈥� Bulk materials 鈥� Part 1: Sampling and qualitative determination of asbestos in commercial bulk materials
|
90.60 | |
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Air quality 鈥� Bulk materials 鈥� Part 2: Quantitative determination of asbestos by gravimetric and microscopical methods
|
90.92 | |
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Air quality 鈥� Bulk materials 鈥� Part 2: Quantitative determination of asbestos by gravimetric and microscopical methods
|
40.00 | |
|
Air quality 鈥� Bulk materials 鈥� Part 3: Quantitative determination of asbestos by X-ray diffraction method
|
90.60 | |
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Measurement of road tunnel air quality
|
60.60 |
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