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Standards in development (27)

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Standard TitleStatus
BS EN 12566-1 Small wastewater treatment systems for up to 50 PT Part 1: Prefabricated septic tanksApproval
BS EN 12566-3 Small wastewater treatment systems up to 50 PT Part 3: Packaged and/or site assembled domestic wastewater treatment plantsApproval
BS EN 12566-4 Small wastewater treatment systems for up to 50 PT Part 4: Septic tanks assembled in situ from prefabricated kitsApproval
BS EN 12566-6 Small wastewater treatment systems for up to 50 PT Part 6: Prefabricated treatment units for septic tank effluentApproval
BS EN 12566-7 Small wastewater treatment systems for up to 50 PT Part 7: Prefabricated tertiary treatment unitsApproval
BS EN 15885 Classification and characteristics of techniques for renovation, repair and replacement of drains and sewersPublic Comment
BS EN WI 16859 requirements of freshwater pearl mussel Margaritifera MargaritiferaPublic Comment
BS EN WI 16870 determining the degree of modification of lake hydromorphologyPublic Comment
BS ENISO 10253 inhibition test with Skeletonema costatum and Phaeodactylum tricornutumTechnical Review
Opens a new windowBS ENISO 20227 Water quality - Determination of growth inhibition effects of waste wate rs, natural waters and chemicals on the duckweed Spirodela polyrhiza - Method using a stock culture independent microbiotestPublic Comment
BS ENISO 8049 Ferronickel shot - Sampling for analysisPublication
BS ISO 10634 Water quality - Guidance for the preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous mediumAccepted
BS ISO 11437-1 Nickel alloys - Determination of trace-element content by electrothermal atomic absorption spectrometric method Part 1: General requirements and sample dissolutionAccepted
BS ISO 11437-2 Nickel alloys - Determination of trace-element content by electrothermal atomic absorption spectrometric method Part 2: Determination of lead contentAccepted
BS ISO 12725 Nickel and nickel alloy castingsAccepted
BS ISO 18220 Water quality - Larval development test with the harpacticoid copepod Nitocra spinipesPublication
BS ISO 19040-1 Water quality - Determination of the estrogenic potential of water and waste water Part 1: Yeast estrogen screen (Saccharomyces cerevisiae)Accepted
BS ISO 19040-2 Water quality - Determination of the estrogenic potential of water and waste water Part 2: Yeast estrogen screen (Arxula adeninivorans)Accepted
BS ISO 19040-3 Water quality - Determination of the estrogenic potential of water and waste water Part 3: In vitro human cell-based reporter gene assayAccepted
BS ISO 5815-1 Water quality - Determination of biochemical oxygen demand after n days (BODn) Part 1: Dilution and seeding method with allylthiourea additionAccepted
BS ISO 6283 Refined nickelAccepted
BS ISO 6372 Nickel and nickel alloys - Terms and definitionsPublic Comment
BS ISO 7524 Nickel, ferronickel and nickel alloys - Determination of carbon content - Infra-red absorption method after induction furnace combustionIdea
BS ISO 7526 Nickel, ferronickel and nickel alloys - Determination of sulfur content - Infra-red absorption method after induction furnace combustionIdea
BS ISO 7529 Nickel alloys - Determination of chromium content - Potentiometric titration method with ammonium iron(II) sulfateAccepted
BS ISO 9725 Nickel and nickel alloy forgingsPublic Comment
PD CEN/TR 15897 Submerged Membrane Bioreactor (MBR) TechnologyApproval

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