71.040.50 : Physicochemical methods of analysis

PD CEN ISO/TS 23973:2021

PD CEN ISO/TS 23973:2021

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Liquid chromatography at critical conditions (LCCC). Chemical heterogeneity of polyethylene oxides

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22/30444882 DC:2022

22/30444882 DC:2022

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BS EN 17813. Environmental matrices. Halogens and sulfur by oxidative pyrohydrolytic combustion followed by ion chromatography detection and complementary determination methods

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23/30447641 DC:2023

23/30447641 DC:2023

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BS EN IEC 62321-8. Determination of certain substances in electrotechnical products Part 8. Phthalates polymers by gas chromatography-mass spectrometry (GC-MS), using a pyrolyzer/thermal desorption accessory (Py-TD-GC-MS)

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22/30457249 DC:2022

22/30457249 DC:2022

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BS EN 17899. Water quality. Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality

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24/30465997 DC:2024

24/30465997 DC:2024

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Microbeam analysis — Focused ion beam application for TEM specimen preparation — Vocabulary

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24/30479937 DC:2024

24/30479937 DC:2024

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BS ISO 25498 Microbeam analysis - Analytical electron microscopy - Selected area electron diffraction analysis using a transmission electron microscope

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BS 5339:1976

BS 5339:1976

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Method of measurement of colour in Hazen units (platinum-cobalt scale) of liquid chemical products

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ASTM E1786-17a

ASTM E1786-17a

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Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine by On-Line Infrared Spectrophotometry

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BS 4633 and 4634:1970

BS 4633 and 4634:1970

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Method for the determination of crystallizing point. Method for the determination of melting point and/or melting range

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ASTM E1754-17a

ASTM E1754-17a

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Standard Test Method for Determination of Low Levels of Water in Liquid Chlorine By Infrared Spectrophotometry (Withdrawn 2025)

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ASTM D7343-20

ASTM D7343-20

Superseded Historical

Standard Practice for Optimization, Sample Handling, Calibration, and Validation of X-ray Fluorescence Spectrometry Methods for Elemental Analysis of Petroleum Products and Lubricants

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26/30493764 DC:2026

26/30493764 DC:2026

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BS ISO 16887 Microbeam analysis. Analytical electron microscopy. Guidelines for transmission electron microscopy specimen preparation by lift-out method using focused ion beam system

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IEEE/ANSI N42.38:2015

IEEE/ANSI N42.38:2015

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American National Standard for Performance Criteria for Spectroscopy-Based Portal Monitors Used in Homeland Security

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IEEE/ANSI N42.38a:2018

IEEE/ANSI N42.38a:2018

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American National Standard for Performance Criteria for Spectroscopy-Based Portal Monitors Used for Homeland Security - Amendment 1

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BS 135; 458; 805:1977

BS 135; 458; 805:1977

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Specifications for benzene, xylenes and toluenes

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