Air quality - Determination of performance characteristics of measurement methods (ISO 9169:1994)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Water quality - Method for assessing the inhibition of nitrification of activated sludge micro-organisms by chemicals and waste water (ISO 9509:1989)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Air quality - Assessment of the uncertainty of a measurement method under field conditions using a second method as reference (ISO 13752:1998)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Guidelines for the assessment of zones of groundwater overdraft(explanation)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Air quality - Evaluation of the suitability of a measurement procedure by comparison with a required measurement uncertainty.
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准) | 实施日期：2002-12-01
Standard Test Method for Strontium Ion in Brackish Water, Seawater, and Brines
中国标准分类号： Z(环境保护) ； Z50/59() | 实施日期：1994-04-15
Classification of environmental conditions Part 2: Environmental conditions appearing in nature. Precipitation and wind
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Standard Test Method for Determination of (Tri-n-butyl)-n-tetradecylphosphonium chloride (TTPC) in Soil by Multiple Reaction Monitoring Liquid Chromatography/Mass Spectrometry (LC/MS/MS)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Water quality - Test for inhibition of oxygen consumption by activated sludge (ISO 8192:1986)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Soil quality - Sampling - Part 206: Collection, handling and storage of soil for the assessment of biological functional and structural endpoints in the laboratory (First Edition)
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Standard Guide for Risk-Based Corrective Action for Contaminated Sediment Sites
中国标准分类号： Z(环境保护) ； Z50/59()
Indoor, ambient and workplace air - Sampling and analysis of volatile organic compounds by sorbent tube/thermal desorption/capillary gas chromatography - Part 1 : pumped sampling.
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准) | 实施日期：2001-03-01
Standard Test Method for Environmental Resistance of Aerospace Transparencies
中国标准分类号： Z(环境保护) ； Z50/59()
Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 1: Method using purge and trap with gas chromatography-mass spectrometry (GC-MS) (First Edition)
中国标准分类号： Z(环境保护) ； Z50/59()
Soil quality - Effects of contaminants on juvenile land snails (Helix aspersa) - Part 1 : determination of the effects on growth by food contamination.
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准)
Standard Practice for Cleaning and Maintaining Controlled Areas and Clean Rooms
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准) | 实施日期：2004-04-01
Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").
中国标准分类号： Z(环境保护) ； Z50(大气、水、土壤环境质量标准) | 实施日期：1998-07-01
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