1. Chemicals used for treatment of water intended for human consumption. Anionic and non-ionic polyacrylamides. (15th September 1998) 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) ↗
2. Chemicals used for treatment of water intended for human consumption. Cationic polyacrylamides. (15th September 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) ↗