21. BS EN 437. Test gases. Test pressures. Appliance categories. (20th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (59 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
22. BS EN 480-1. Admixtures for concrete, mortar and grout. Test methods. Part 1. Reference concrete and reference mortar for testing (16th December 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
23. BS EN 60567. Oil-filled electrical equipment. Sampling of gases and analysis of free and dissolved gases. Guidance. (26th May 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (63 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
24. BS EN 60904-2. Photovoltaic devices. Part 2. Requirements for photovoltaic reference devices (7th December 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
25. BS EN 61094-2 AMD1 Ed.2.0. Electroacoustics. Measurement microphones. Part 2. Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique (6th November 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
26. BS EN ISO 10519 AMD 1. Rapeseed. Determination of chlorophyll content. Spectrometric method. (21st August 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (9 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
27. BS EN ISO 10893-1 AMD1. Non-destructive testing of steel tubes. Part 1. Automated electromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leaktightness (27th August 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (5 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
28. BS EN ISO 10893-10 AMD1. Non-destructive testing of steel tubes. Part 10. Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections (2nd September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
29. BS EN ISO 10893-11 AMD1. Non-destructive testing of steel tubes. Part 11. Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections (2nd September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (5 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
30. BS EN ISO 10893-12 AMD1. Non-destructive testing of steel tubes. Part 12. Automated full peripheral ultrasonic thickness testing of seamless and welded (except submerged arc-welded) steel tubes (2nd September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (5 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗