421. Method for measurement of sound attenuation of hearing protectors. (30th September 1983) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
422. Method for determination of the containment value of a laboratory fume cupboard. (31st August 1990) 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) ↗
423. Specification for pressure-sensitive adhesive paper masking tape. (31st October 1975) 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) ↗
424. Open Systems Interconnection: specification of protocols for common application service elements: commitment, concurrency and recovery (ISO/DIS 8650/3). (30th August 1985) 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) ↗
425. Vehicle security. Specification for mechanical locking systems for passenger cars and car derived vehicles Part 1, (31st October 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
426. Specification for water-borne priming paints for woodwork. (30th September 1986) 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) ↗
427. Gas governors. Specification for pressure governors with nominal connection size up to 50 mm for gas appliances with inlet pressure up to and including 200 mbar Part 1, (30th October 1987) 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) ↗
428. Stationary circulation pumps for heating and hot water service systems. Specification for safety requirements Part 1, (30th October 1987) 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) ↗
429. Safety of small non-domestic flueless space heaters burning 3rd family gases. (30th March 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
430. Harmonized system of quality assessment for electronic components. Semiconductor devices. Generic specification Part 0, (31st May 1985) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗