221. Tracked Changes. Plastics. Determination of xylene-soluble matter in polypropylene. (28th June 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (52 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
222. Tracked Changes. Rubber. Determination of solvent extract. (8th June 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (56 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
223. Water quality. Physical, chemical and biochemical methods. Determination of cadmium: flame atomic absorption spectrometric methods Part 2-2.21, (31st December 1985) 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) ↗
224. Wood based panels. Determination of formaldehyde content. Extraction method called the perforator method. (15th October 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) ↗
225. Wood preservation using coal tar creosotes. Specification for preservative Part 1, (30th April 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗