1. BS 8468-1. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 1. Positive pressure, self-contained, open-circuit breathing apparatus. Specification (3rd December 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. BS 8468-2. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 2. Negative pressure, air purifying devices with full face mask. Specification (3rd December 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (21 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. BS 8468-3.1. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 3.1. Self-contained open-circuit compressed air breathing apparatus incorporating a hood for escape. Specification (3rd December 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. BS 8468-3.2. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 3.2. Air-purifying devices incorporating a hood for escape. Specification (3rd December 2019) 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) ↗
5. BS 8468-4. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 4. Powered air purifying respirators. Specification (3rd December 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (19 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. BS 8468-6.1. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 6.1. Positive-pressure compressed air line equipment. Specification (3rd December 2019) 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) ↗
7. BS 8468-6.2. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 6.2. Constant flow compressed air line equipment. Specification (3rd December 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. BS EN IEC 60325. Radiation protection instrumentation. Alpha, beta and alpha/beta (beta energy >60 keV) contamination meters and monitors. (15th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (49 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. BS EN IEC 60325. Radiation protection instrumentation. Alpha, beta and alpha/beta (beta energy >60 keV) contamination meters and monitors. (4th July 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (49 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. BS EN IEC 60794-1-211. Optical fibre cables. Part 1-211. Generic specification. Basic optical cable test procedures. Environmental test methods. Sheath shrinkage, Method F11 (13th December 2019) 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) ↗