1. Ammonium nitrate. Method for determination of ammoniacal nitrogen content Part 1, (29th July 1988) 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) ↗
2. Ammonium nitrate. Method for determination of total nitrogen content Part 2, (29th July 1988) 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. Analysis of formulated detergents. Quantitative test methods Part 3.12, (15th October 1985) 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. Analysis of formulated detergents. Quantitative test methods Part 3.8, (30th September 1986) 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) ↗
5. BS EN 10179. Steels. Determination of nitrogen (trace amounts). Spectrophotometric method. (15th June 2023) 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) ↗
6. BS EN 12916 AMD1. Petroleum products. Determination of aromatic hydrocarbon types in middle distillates. High performance liquid chromatography method with refractive index detection. (9th December 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. BS EN 12916. Petroleum products. Determination of aromatic hydrocarbon types in middle distillates. High performance liquid chromatography method with refractive index detection. (22nd June 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (25 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. BS EN 15560. Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free. (15th November 2021) 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) ↗
9. BS EN 15561. Fertilizers. Determination of total nitrogen in calcium cyanamide containing nitrates. (15th November 2021) 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) ↗
10. BS EN 15562. Fertilizers. Determination of cyanamide nitrogen. (15th November 2021) 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) ↗