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Measurement and Science > Mathematics. Natural Sciences

Mathematics. Natural Sciences

Mathematics. Natural Sciences Sub-categories (6)

  1. Mathematics
  2. Physics. Chemistry
  3. Astronomy. Geodesy. Geography
  4. Geology. Meteorology. Hydrology
  5. Biology. Botany. Zoology
  6. Microbiology

Latest standards activities

Proposals
Drafts

BS ISO 20304-4

ISO 20304-4 Fine bubble technology. Water treatment applications. Part 4: Test method for evaluating the antifouling performance of fine bubble water in crossflow membrane filtration systems

Feedback closing date:

22/11/2025

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BS ISO 25549

ISO 25549 Fine bubble technology. Evaluation method for determining the shear viscosity of fine bubble dispersions

Feedback closing date:

22/11/2025

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BS ISO 8616

ISO 8616 Specification of monitoring technology for karst critical zones

Feedback closing date:

15/11/2025

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BS ISO 7383-3

ISO 7383-3 Fine bubble technology. Evaluation method for determining gas content in fine bubble dispersions in water. Part 3: Ozone content

Feedback closing date:

15/11/2025

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BS EN IEC 62607-3-1 Ed.2.0

Nanomanufacturing - Key control characteristics. Part 3-1: Luminescent nanomaterials - Quantum efficiency

Feedback closing date:

12/11/2025

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BS ISO 24952

ISO 24952 Biotechnology. Biobanking. General requirements for (semi-)automated storage and retrieval equipment

Feedback closing date:

01/11/2025

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BS ISO 23494-3

ISO 23494-3 Biotechnology. Provenance information model for biological material and data. Part 3: Provenance of Biological Material

Feedback closing date:

26/10/2025

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BS ISO 20391-1

ISO 20391-1 Biotechnology. Cell counting. Part 1: General guidance on cell counting methods

Feedback closing date:

18/10/2025

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Feedback period expiring

BS ISO 23511

ISO 23511 Biotechnology. General requirements and considerations for cell line identification and cross-contamination testing

Feedback closing date:

11/10/2025

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Published

BS EN 18025:2025

Water quality. Guidance standard on a strategic approach to river restoration

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BS EN ISO 16140-4:2020+A2:2025

Microbiology of the food chain. Method validation. Protocol for method validation in a single laboratory

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PD IEC TS 62607-11-1:2025

Nanomanufacturing. Key control characteristics. Electromagnetic compatibility. Shielding effectiveness of nanomaterials: near-field probe method

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BS EN ISO 7899-3:2025

Water quality. Enumeration of intestinal enterococci. Most probable number method

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BS ISO 23016-1:2025

Fine bubble technology. Agricultural applications. Test method for evaluating the growth promotion of hydroponically grown lettuce

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BS ISO 20397-3:2025

Biotechnology. Massively parallel sequencing. General requirements and guidance for metagenomics

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PD ISO/TR 4752:2025

Biotechnology. Inventory of methods for detection of microbiological contamination in mammalian cell culture

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BS ISO 21910-2:2025

Fine bubble technology. Characterization of microbubbles. In-situ dynamic image analysis method

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