Soil quality. Biological methods. Effects of pollutants on microbes-Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
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Soil quality. Biological methods. Effects of pollutants on microbes-Laboratory incubation systems for measuring the mineralization of organic chemicals in soil under aerobic conditions
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Soil quality. Physical methods-Method by sieving and sedimentation
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Soil quality. Physical methods. Determination of dry bulk density
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Specification for assessment of the potential for metallic materials to affect adversely the quality of water intended for human consumption
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Method for assessing the short-circuit withstand strength of partially type-tested assemblies (PTTA)
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Electric cables. Calculation of the current rating. Current rating equations (100% load factor) and calculation of losses-General
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Film-strips, film slides and sub standard glass slides
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Code of practice for cleaning and preparation of metal surfaces
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Threaded fasteners. Axial load fatigue testing. Test methods and evaluation of results
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