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Fine bubble technology — Elimination method for sample characterization — Part 1: Evaluation procedure

60.60 Standard published

ISO/TC 281

Fine bubble technology — Elimination method for sample characterization — Part 2: Fine bubble elimination techniques

60.60 Standard published

ISO/TC 281

Fine bubble technology — Evaluation method for determining gas content in fine bubble dispersions in water — Part 1: Oxygen content

60.60 Standard published

ISO/TC 281

Fine bubble technology — Evaluation method for determining surface tension of ultrafine bubble dispersions

60.60 Standard published

ISO/TC 281

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

60.60 Standard published

ISO/TC 281

Fine bubble technology — Characterization of microbubbles — Part 2: In-situ dynamic image analysis method

30.60 Close of voting/ comment period

ISO/TC 281

Fine bubble technology — Environmental applications — Part 2: Test method for evaluating aeration performance of fine bubble jet devices

40.20 DIS ballot initiated: 12 weeks

ISO/TC 281

Fine bubble technology — Agricultural applications — Part 5: Practical data collection to promote the germination of typical vegetable seeds using ultrafine bubbles

50.00 Final text received or FDIS registered for formal approval

ISO/TC 281

Fine bubble technology — Domestic applications — Part 1: Assessment of showerhead devices by evaluating size and concentration indices of generated fine bubbles

50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks

ISO/TC 281

Fine bubble technology — Evaluation method for determining gas content in fine bubble dispersions in water — Part 2: Hydrogen content

50.00 Final text received or FDIS registered for formal approval

ISO/TC 281

Fine bubble technology — Measurement technique matrix for the characterization of fine bubbles

60.60 Standard published

ISO/TC 281

Fine bubble technology — Agricultural applications — Part 3: Guidelines for the minimum viable number concentration of ultrafine bubbles for promoting the germination of barley seeds

60.60 Standard published

ISO/TC 281

Fine bubble technology – Guideline for indicating benefits — Part 2: Assignment of Sustainable Development Goals (SDGs) to applications of fine bubble technologies

60.60 Standard published

ISO/TC 281

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

60.60 Standard published

ISO/TC 281

Fine bubble technology — Cleaning applications — Part 1: Test method for cleaning salt (NaCl)-stained surfaces

90.93 Standard confirmed

ISO/TC 281

Fine bubble technology — Cleaning applications — Part 4: Test method for oil removal from polyester-based textile

60.60 Standard published

ISO/TC 281

Fine bubble technology — Agricultural applications — Part 1: Test method for evaluating the growth promotion of hydroponically grown lettuce

90.92 Standard to be revised

ISO/TC 281

Fine bubble technology — Guideline for indicating benefits — Part 1: Requirements for systematic classification of effective functions of fine bubbles

60.60 Standard published

ISO/TC 281