1. BS ISO 21438-1. Workplace atmospheres. Determination of inorganic acids by ion chromatography. Part 1. Non-volatile acids (sulfuric acid and phosphoric acid) (2nd March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (29 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 acid pyrophosphate. (15th February 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) ↗
3. Destructive tests on welds in metallic materials. Etchants for macroscopic and microscopic examination. (15th April 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Methods of sampling and test for anhydrous hydrogen fluoride for industrial use. Determination of hexafluorosilicic acid content Part 4, (31st January 1979) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Methods of sampling and test for aqueous hydrofluoric acid for industrial use. (30th October 1981) 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) ↗
6. Methods of test for nitric acid. (21st October 1968) 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) ↗
7. Methods of test for sulphuric acid, oleum and liquid sulphur trioxide. (29th April 1977) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Tracked Changes. Workplace atmospheres. Determination of inorganic acids by ion chromatography. Non-volatile acids (sulfuric acid and phosphoric acid) Part 1, (27th October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (82 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Workplace atmospheres. Determination of inorganic acids by ion chromatography. Non-volatile acids (sulfuric acid and phosphoric acid) Part 1, (1st September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗