How this evidence desk works
An independent guide for students, laboratory newcomers and environmental readers who want to understand what a measurement actually supports.
Explain the chain, not just the instrument.
Junglereelbiscuit connects four stages: sampling integrity, chemical identification, destructive analysis and reporting. We use an approachable laboratory-demonstrator voice: define the measurement, explain its controls and identify the conclusion it cannot establish.
This is an educational publication, not an analytical laboratory, accreditation body, medical service or regulator. Mentioning a standard, organisation or instrument does not imply endorsement or affiliation. We do not certify methods or results.
How we select evidence
We prioritise peer-reviewed method reviews, original analytical research, standards organisations and public scientific bodies. A review supports a broad explanation; an individual study supports only the conditions it examined. We avoid presenting one instrument’s performance as a universal detection limit.
References below are grouped by use. Standards may require purchase, and a standard’s scope should be checked before applying it. Linking a resource is not a claim that every website recommendation reproduces that standard.
How to challenge a passage
Send the page address, the wording in question and a source that clarifies or contradicts it. We assess whether the issue is a factual error, an outdated method description or an interpretation that needs a stronger qualification.
We do not offer a guaranteed response time. Corrections should improve the visible explanation rather than silently broaden its claim. Prepare a correction note without uploading a sample or sending personal research data.
References and scientific resources
These sources underpin the distinctions used across the site. Public resource pages provide context; DOI links identify specific publications. Access to full papers may depend on the publisher.
Sampling, definitions and quality assurance
- Hidalgo-Ruz et al. — Microplastics in the marine environment: a review of the methods used for identification and quantification. A foundation for understanding sampling and identification choices.
- Hermsen et al. — Quality criteria for the analysis of microplastic in biota samples. Supports the importance of contamination prevention and method quality.
- Koelmans et al. — Microplastics in freshwaters and drinking water: critical review and assessment of data quality. Context for recovery, blanks and the limits of comparing studies.
- Environmental Science & Technology, published by the American Chemical Society. The journal record for the freshwater data-quality review above; consult its supplementary material for assessment details.
- NOAA Marine Debris Program. Public resources on marine debris and microplastics, including laboratory-method context.
- ISO 24161 — Plastics: environmental aspects: vocabulary. Terminology should be checked against the relevant scope and edition.
Particle identification and thermal measurements
- Löder and Gerdts — Methodology used for the detection and identification of microplastics: a critical appraisal. Discusses the analytical chain and its limitations.
- Käppler et al. — Analysis of environmental microplastics by vibrational microspectroscopy: FTIR, Raman or both? Supports the complementary view of vibrational methods.
- Maes et al. — A rapid-screening approach to detect and quantify microplastics based on fluorescent tagging with Nile Red. A screening approach, not a universal chemical confirmation rule.
- Nuelle et al. — A new analytical approach for monitoring microplastics in marine sediments. An example of preparation and analytical identification being considered together.
- Fischer and Scholz-Böttcher — Simultaneous trace identification and quantification of common types of microplastics in environmental samples by pyrolysis–gas chromatography–mass spectrometry. A polymer-mass analytical example.
- BAM — Bundesanstalt für Materialforschung und -prüfung. Research context for reference materials and thermoanalytical microplastic measurements.
- National Institute of Standards and Technology. Measurement-science and reference-material context; availability and suitability must be checked for each application.
Reporting, policy and health context
- ISO/IEC 17025 — General requirements for the competence of testing and calibration laboratories. Competence framework; this website does not claim accreditation.
- European Commission Delegated Decision (EU) 2024/1441. Methodology for measuring microplastics in water intended for human consumption within its legal scope.
- World Health Organization — Microplastics in drinking-water. Public-health context and discussion of evidence gaps.
- World Health Organization — Dietary and inhalation exposure to nano- and microplastic particles and potential implications for human health. Broader exposure and health-evidence review.
- European Commission Joint Research Centre. Public measurement, harmonisation and reference-material research resources.
Use the source’s own scope and version when making a technical or regulatory decision. These references are not instructions for unsupervised chemical or thermal experiments.