BS ISO 14965:2000
Current
The latest, up-to-date edition.
Ambient air. Determination of total non-methane organic compounds. Cryogenic preconcentration and direct flame ionization detection method
Hardcopy , PDF
English
15-05-2000
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Description of the method
4.1 Sampling
4.2 Analysis
5 Interferences
6 Apparatus
6.1 Sample collection system (Figure 1)
6.2 Sample-canister cleaning system (Figure 2)
6.3 Analytical system (Figure 3)
7 Reagents and materials
8 Canister cleanup and preparation
9 Sampling
9.1 General
9.2 Sample collection
10 Sample analysis
10.1 Assembly
10.2 Analytical system leak check
10.3 Sample volume determination
10.4 Analytical system dynamic calibration
10.5 Analysis procedure (see Figure 3)
11 Performance criteria and Quality Assurance
11.1 General
11.2 Standard operating procedure (SOP)
11.3 Method sensitivity,accuracy and precision
12 Method modification
12.1 Sample metering system
12.2 Canister cleaning
12.3 FID system
12.4 Range
12.5 Alternative cryogenic trapping and heating
systems
12.6 Sub-atmospheric pressure canister sampling
12.7 Alternative sampling system
13 Precision and accuracy
13.1 Precision
13.2 Accuracy
Annex A (informative) Example of pressurized canister
Sampling Data Sheet
Bibliography
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