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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Publications of ISO/TC 281/WG 3

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ISO/TR 23016-3	2021-10	Technical rule	Fine bubble technology - Agricultural applications - Part 3: Guidelines for the minimum viable number concentration of ultrafine bubbles for promoting the germination of barley seeds More	Order from DIN Media
ISO/TS 4240-1	2023-03	Pre-standard	Fine bubble technology - Environmental applications - Part 1: Inspection method using online particle counter in dissolved air flotation (DAF) plant More	Order from DIN Media
ISO/TS 11899-1	2023-11	Pre-standard	Fine bubble technology - Transportation and dispensing systems for agro- and aqua-cultural applications - Part 1: Ultrafine bubble concentration loss in ultrafine bubble water passing through long-distance plastic pipes More	Order from DIN Media
ISO/TS 21256-1	2020-03	Pre-standard	Fine bubble technology - Cleaning applications - Part 1: Test method for cleaning salt (NaCl)-stained surfaces More	Order from DIN Media
ISO/TS 21256-4	2023-05	Pre-standard	Fine bubble technology - Cleaning applications - Part 4: Test method for oil removal from polyester-based textile More	Order from DIN Media
ISO/TS 23016-1	2019-05	Pre-standard	Fine bubble technology - Agricultural applications - Part 1: Test method for evaluating the growth promotion of hydroponically grown lettuce More	Order from DIN Media
ISO 7428-1	2024-05	Standards	Fine bubble technology - Domestic applications - Part 1: Assessment of showerhead devices by evaluating size and concentration indices of generated fine bubbles More	Order from DIN Media
ISO 7429-1	2024-04	Standards	Fine bubble technology - Industrial and consumer device applications - Part 1: Assessment of water pressure driven nozzles by evaluating size and concentration indices of generated fine bubbles More	Order from DIN Media
ISO 20304-1	2020-12	Standards	Fine bubble technology - Water treatment applications - Part 1: Test method for evaluating ozone fine bubble water generating systems by the decolorization of methylene blue More	Order from DIN Media
ISO 20304-2	2024-01	Standards	Fine bubble technology - Water treatment applications - Part 2: Test methods using Escherichia coli as a test micro-organism More	Order from DIN Media

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