21. Cosmetics. Analytical methods. Measurement of traces of heavy metals in cosmetic finished products using ICP/MS technique. (9th September 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
22. BS EN ISO 23702-1. Leather. Per- and polyfluoroalkyl substances. Part 1. Determination of non-volatile compounds by extraction method using liquid chromatography (8th October 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (31 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
23. Electrochemical realkalization and chloride extraction treatments for reinforced concrete. Chloride extraction Part 2, (12th November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
24. Tracked Changes. Biological evaluation of medical devices. Sample preparation and reference materials Part 12, (16th November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (84 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
25. Cereals. Determination of cadmium content by graphite furnace atomic absorption spectrometry with diluted nitric acid extraction. (24th December 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
26. Tracked Changes. Electrochemical realkalization and chloride extraction treatments for reinforced concrete. Chloride extraction Part 2, (21st December 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (62 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
27. Electrochemical realkalization and chloride extraction treatments for reinforced concrete. Realkalization Part 1, (2nd February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
28. Leather. Per- and polyfluoroalkyl substances. Determination of non-volatile compounds by extraction method using liquid chromatography Part 1, (30th June 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
29. Tracked Changes. Leather. Per- and polyfluoroalkyl substances. Determination of non-volatile compounds by extraction method using liquid chromatography Part 1, (5th July 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (78 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
30. Methods of test for aluminium oxide. Determination of manganese content Part 22, (30th April 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗