6: Specifies how sampling and/or analysis are used to derive the reported observation or how a specimen is collected. Code Id Name Definition Note or example ItemMCO Table 6-01 Sampling Procedures involved in obtaining a EXAMPLES: An URL O (Phase 3) procedures sample in case of Temperature measurements are made a XYZ thermometer and reported results are an average of 10 measurements made in a given hour. Aerosols may be sampled with an inlet with size-cutoff at 2.5 µm and be deposited on a teflon filter. Manual reading of a liquid-in-glass thermometer every three hours. As an exception, an observer may observe the of the sky from home rather than at the station during night. Rain fall is accumulated during the week-end and distributed evenly over these 2 days. 6-02 Sample treatment Chemical or physical treatment of EXAMPLES: O (Phase 3) sample prior to analysis Homogenization, milling, mixing, drying, sieving, heating, melting, freezing, evaporation. 6-03 Sampling strategy The strategy used to generate the EXAMPLES: 6-03or O* (Phase 1) observed variable an URL in Continuous: global radiation, atmospheric pressure, or continuous monitoring with a UV monitor; case of Discrete: gas chromatographic analysis of carbon monoxide, rainfall; grab water samples, flask sampling of air, etc. 6-04 Sampling time The period of time over which a NOTE: 11-03 M# (Phase 3) period measurement is taken Includes the sampling time period, plus the meaning of time stamp (11–03).
6: Specifies how sampling and/or analysis are used to derive the reported observation or how a specimen is collected. Id Name Definition Note or example Code Table ItemMCO 6-01 Sampling procedures Procedures involved in obtaining a sample EXAMPLES: Temperature measurements are made a XYZ thermometer and reported results are an average of 10 measurements made in a given hour. Aerosols may be sampled with an inlet with size-cutoff at 2.5 µm and be deposited on a teflon filter. Manual reading of a liquid-in-glass thermometer every three hours. As an exception, an observer may observe the of the sky from home rather than at the station during night. Rain fall is accumulated during the week-end and distributed evenly over these 2 days. An URL in case of O (Phase 3) 6-02 Sample treatment Chemical or physical treatment of sample prior to analysis EXAMPLES: Homogenization, milling, mixing, drying, sieving, heating, melting, freezing, evaporation. O (Phase 3) 6-03 Sampling strategy The strategy used to generate the observed variable EXAMPLES: Continuous: global radiation, atmospheric pressure, or continuous monitoring with a UV monitor; Discrete: gas chromatographic analysis of carbon monoxide, rainfall; grab water samples, flask sampling of air, etc. 6-03or an URL in case of O* (Phase 1) 6-04 Sampling time period The period of time over which a measurement is taken NOTE: Includes the sampling time period, plus the meaning of time stamp (11–03). 11-03 M# (Phase 3)