41. BS EN ISO 4259-1 AMD2. Petroleum and related products. Precision of measurement methods and results. Part 1. Determination of precision data in relation to methods of test (10th June 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
42. BS EN ISO 4373. Hydrometry. Water level measuring devices. (21st May 2021) 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) ↗
43. BS EN ISO 6926 AMD1. Acoustics. Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels. (21st October 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
44. BS EN ISO 8655-7. Piston-operated volumetric apparatus. Part 7. Alternative measurement procedures for the determination of volume (29th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (55 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
45. BS EN ISO/ASTM 52921. Additive manufacturing. General principles. Standard practice for part positioning, coordinates and orientation. (9th October 2019) 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) ↗
46. BS ISO 13253 AMD1. Ducted air-conditioners and air-to-air heat pumps. Testing and rating for performance. (11th March 2020) 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) ↗
47. BS ISO 18326 AMD1. Non-ducted portable air-cooled air conditioners and air-to-air heat pumps having a single exhaust duct. Testing and rating for performance. (15th July 2020) 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) ↗
48. BS ISO 20045. Measurement of the radioactivity in the environment. Air: tritium. Test Method using bubbler sampling. (23rd March 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (43 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. BS ISO 24070-1. Buildings and civil engineering works. Determination of cured thickness of one-component sealants. Part 1. Taper-shaped groove test method (8th October 2020) 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) ↗
50. BS ISO 50003. Energy management systems. Requirements for bodies providing audit and certification of energy management systems. (13th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗