1. Acoustics. Determination of sound power levels of noise sources. Engineering methods for small, movable sources in reverberant fields. Comparison for hard-walled test rooms Part 1, (1st December 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Acoustics. Measurement of airborne sound emitted by vessels on inland waterways and harbours. (5th January 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) ↗
3. Acoustics. Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels. (11th December 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) ↗
4. Adjustable speed electrical power drive systems. General requirements. Rating specifications for low voltage adjustable frequency a.c. power drive systems Part 2, (15th December 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (80 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Air quality. Assessment of uncertainty of a measurement method under field conditions using a second method as reference. (15th June 1998) 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) ↗
6. BS EN ISO 489. Plastics. Determination of refractive index. (1st February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. 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) ↗
8. BS ISO 16494-1 AMD 1. Heat recovery ventilators and energy recovery ventilators. Method of test for performance. Part 1. Development of metrics for evaluation of energy related performance (28th February 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (15 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. BS ISO 16494. Heat recovery ventilators and energy recovery ventilators. Method of test for performance. (4th May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (47 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. BS ISO 3951-1. Sampling procedures for inspection by variables. Part 1. Specification for single sampling plans indexed by acceptance quality limit (AQL) for lot-by-lot inspection for a single quality characteristic and a single AQL (6th May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (123 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗