101. Water quality. Microbiological methods. Method for evaluation of membrane filters used for microbiological analyses Part 4-4.1, (29th February 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
102. Wheat flour and durum wheat semolina. Determination of impurities of animal origin. (17th April 2020) 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) ↗