41. Specification for gas burning appliances. Specification for gas burning instantaneous water heaters with automatic output variation (2nd and 3rd family gases) Part 5, (29th February 1988) 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) ↗
42. Specification for glycerol triacetate. (30th March 1973) 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) ↗
43. Specification for inhibited 1, 1, 1-trichloroethane (methylchloroform). (16th September 1969) 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) ↗
44. Specification for perchloroethylene (tetrachloroethylene). (14th March 1968) 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) ↗
45. Specification for silica refractories. Refractories for use in glass melting furnaces Part 2, (29th November 1974) 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) ↗
46. Specification for test gases for gas appliances. (31st August 1984) 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) ↗
47. Specification for trichloroethylene. (1st June 1970) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
48. Specifications for $7Iortho$7R-cresol, $7Imeta$7R-cresol and $7Ipara$7R-cresol. (9th November 1966) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (33 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. Specifications for glycerol. (30th November 1979) 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) ↗
50. Specifications for sunflower seed oil for general purposes. (22nd March 1967) 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) ↗