Documents
Showing 3061–3069 of 10000 results
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ISO 6332:1988 Water quality – Determination of iron – Spectrometric method using 1,10-phenanthroline
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ISO 6778:1984 Water quality – Determination of ammonium – Potentiometric method
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ISO 6849:1996 Photography – Processing wastes – Determination of boron
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ISO 7346:1996 Water quality – Determination of the acute lethal toxicity of substances to a freshwater fish [Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)] – Part 1: Static method
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ISO 7393:1990 Water quality – Determination of free chlorine and total chlorine – Part 3: Iodometric titration method for the determination of total chlorine
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ISO 7888:1985 Water quality – Determination of electrical conductivity
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ISO 8165:1992 Water quality – Determination of selected monovalent phenols – Part 1: Gas-chromatographic method after enrichment by extraction
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ISO 8760:1990 Work-place air – Determination of mass concentration of carbon monoxide – Method using detector tubes for short-term sampling with direct indication
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ISO 9241:1999 Ergonomic requirements for office work with visual display terminals (VDTs) – Part 6: Guidance on the work environment
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