21. 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) ↗
22. 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) ↗
23. 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) ↗
24. 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) ↗
25. BS 8468-7. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents. Part 7. Closed-circuit breathing apparatus. 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) ↗
26. BS 8580-2. Water quality. Part 2. Risk assessments for Pseudomonas aeruginosa and other waterborne pathogens. Code of practice (2nd July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (85 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
27. BS EN 13795-1. Surgical clothing and drapes. Requirements and test methods. Part 1. Surgical drapes and gowns (6th September 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (35 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
28. BS EN 13795-2 Surgical clothing and drapes - Requirements and test methods. Part 2. Clean air suits (5th September 2023) 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) ↗
29. BS EN 14031. Workplace exposure. Quantitative measurement of airborne endotoxins. (2nd April 2020) 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) ↗
30. BS EN 14683. Medical face masks. Requirements and test methods. (5th September 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗