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Water quality — Guidelines for algal growth inhibition tests with poorly soluble materials, volatile compounds, metals and waste water
90.93 Standard confirmed
Water quality — Evaluation of the aerobic biodegradability of organic compounds at low concentrations — Part 1: Shake-flask batch test with surface water or surface water/sediment suspensions
90.20 Standard under periodical review
Water quality — Evaluation of the aerobic biodegradability of organic compounds at low concentrations — Part 2: Continuous flow river model with attached biomass
90.20 Standard under periodical review
Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium — Method by analysis of inorganic carbon in sealed vessels (CO2 headspace test)
90.93 Standard confirmed
Water quality — Determination of acute lethal toxicity to marine copepods (Copepoda, Crustacea)
90.92 Standard to be revised
Water quality — Determination of the acute toxicity of waste water to zebrafish eggs (Danio rerio)
90.93 Standard confirmed
Water quality — Determination of the inhibitory effect of water constituents on the growth of activated sludge microorganisms
90.93 Standard confirmed
Water quality — Determination of the toxic effect of sediment on the growth behaviour of Myriophyllum aquaticum
90.93 Standard confirmed
Water quality — Guidance for determination of biodegradability in the marine environment
90.93 Standard confirmed
Water quality — Determination of the genotoxicity of water and waste water — Salmonella/microsome test (Ames test)
90.93 Standard confirmed
Water quality — Detection and enumeration of Pseudomonas aeruginosa — Method by membrane filtration
90.93 Standard confirmed
Water quality — Detection and enumeration of Pseudomonas aeruginosa — Part 2: Most probable number method
90.93 Standard confirmed
Water quality — Determination of toxicity of fresh water sediments using Hyalella azteca
90.20 Standard under periodical review
Water quality — Guidelines for quantitative sampling and sample processing of marine soft-bottom macrofauna
90.93 Standard confirmed
Water quality — Calanoid copepod early-life stage test with Acartia tonsa
90.93 Standard confirmed
Water quality — Determination of the toxicity of water samples on the embryo-larval development of Japanese oyster (Crassostrea gigas) and mussel (Mytilus edulis or Mytilus galloprovincialis)
90.92 Standard to be revised
Water quality — Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods
90.93 Standard confirmed
Water quality — Adsorption of substances on activated sludge — Batch test using specific analytical methods
90.93 Standard confirmed
