31. Methods for chemical analysis of tobacco and tobacco products. Determination of vapour-phase nicotine in air (gas-chromatographic method) Part 18, (15th April 1997) 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) ↗
32. Foodstuffs. Detection of irradiated food from which silicate minerals can be isolated. Method by thermoluminescence. (15th June 1997) 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) ↗
33. Fruit and vegetable juices. Enzymatic determination of D-malic acid content. NAD spectrometric method. (15th January 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) ↗
34. Magnetic materials. Methods of measurement of magnetic properties of magnetic steel sheet and strip at medium frequencies. (15th June 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) ↗
35. Plastics. Phenolic resins. Determination of hexamethylenetetramine content. Kjeldahl method and perchloric acid method. (15th June 1997) 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) ↗
36. Surface active agents. Fatty alkyl dimethyl amine oxides. Determination of the amine oxide content. (15th July 1997) 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) ↗
37. Methods of analysis of fats and fatty oils. Other methods. Determination of tocopherols and tocotrienols contents Part 2.46, (15th March 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) ↗
38. Methods of analysis of fats and fatty oils. Physical methods. Determination of melting point (slip point) Part 1.3, (31st January 1992) 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) ↗
39. Fruit and vegetable juices. Determination of centrifugable pulp content. (15th February 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) ↗
40. Plastics. Determination of pourability. (15th March 1999) 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) ↗