1. Methods of sampling and test for sodium carbonate for industrial use. Determination of sulphate content Part 5, (27th February 1981) 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) ↗
2. Methods of sampling and test for sodium hydroxide for industrial use. Determination of copper content Part 12, (27th February 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) ↗
3. Methods of sampling and test for sodium hydroxide for industrial use. Determination of iron content Part 3, (27th February 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) ↗
4. Methods of sampling and test for sodium hydroxide for industrial use. Determination of silica content Part 4, (27th February 1981) 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) ↗
5. Methods of test for sodium hexafluorosilicate for industrial use. Determination of sulphate content Part 7, (30th September 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. Requirements for the manufacture of electronic components of assessed quality intended for long life applications. (30th January 1981) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (15 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗