3121. Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours. Performance requirements for apparatus used for measuring concentrations in the region of limit values Part 2, (15th February 2000) 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) ↗
3122. Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours. Performance requirements for apparatus used for measuring concentrations well above limit values Part 3, (15th February 2000) 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) ↗
3123. Workplace atmospheres. Pumps for personal sampling of chemical agents. Requirements and test methods. (15th October 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3124. Workplace atmospheres. Pumps for personal sampling of chemical and biological agents. Requirements and test methods. (11th October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3125. Workplace exposure. Assessment of sampler performance for measurement of airborne particle concentrations. Analysis of sampling efficiency data Part 3, (30th June 2014) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3126. Workplace exposure. Volumetric bioaerosol samplers. General requirements and evaluation of performance. (23rd December 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗