41. Specification for bitumen seal coatings on cement mortar linings in ductile iron pipes and fittings. (15th August 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
42. Specification for safety of household and similar electrical appliances. Particular requirements. Electric pumps for liquids having a temperature not exceeding 35°C Part 202.41, (28th February 1991) 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) ↗
43. Luminaires. Particular requirements. Luminaires with built-in transformers for filament lamps Part 2-6, (15th February 1995) 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) ↗
44. Luminaires. Particular requirements. Portable general purpose luminaires Part 2-4, (15th May 1998) 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) ↗
45. Harmonized system of quality assessment for electronic components. Blank detail specification: passive filter units for electromagnetic interference suppression. Filters for which safety tests are required. (15th October 1998) 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) ↗
46. Elements of electrical and optical connection. Test methods. Mechanical endurance Part 406, (15th November 1998) 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) ↗
47. Pulps. Laboratory sheets. Determination of physical properties. (15th August 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
48. Plugs, socket-outlets and couplers for industrial purposes. General requirements Part 1, (15th February 1998) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (60 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. Specification for automatic electrical controls for household and similar use. Particular requirements. Energy regulators Part 2-11, (15th January 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
50. Harmonized system of quality assessment for electronic components. Generic specification. Quartz crystal controlled oscillators. (15th August 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (70 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗