1. BS EN 12125. Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate. (28th May 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (19 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. Sodium thiosulfate. (15th July 1999) 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) ↗
3. Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate. (19th July 2022) 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) ↗
4. Photography. Processing chemicals. Specification for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate. (15th March 1995) 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) ↗
5. Tracked Changes. Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate. (28th October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗