351. Water quality. Physical, chemical and biochemical methods. Determination of sodium and potassium: determination of sodium by atomic absorption spectrometry Part 2.42, (15th September 1993) 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) ↗
352. Water quality. Radium-226. Test method using coprecipitation and gamma-spectrometry Part 3, (9th March 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
353. Water quality. Sampling, capture and preservation of environmental DNA from water. (20th March 2023) 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) ↗
354. Water quality. Sampling. Guidance on sampling for the parameters of the oceanic carbon dioxide system Part 26, (28th November 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) ↗
355. Water quality. Sampling. Guidance on sampling from lakes, natural and man-made Part 6.4, (23rd December 1987) 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) ↗
356. Water quality. Sampling. Guidance on sampling from marine waters Part 6.9, (15th March 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
357. Water quality. Sampling. Guidance on sampling of bottom sediments Part 6.12, (15th June 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
358. Water quality. Sampling. Guidance on sampling of drinking water and water used for food and beverage processing Part 6.5, (31st October 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
359. Water quality. Sampling. Guidance on sampling of groundwaters Part 6.11, (15th June 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
360. Water quality. Sampling. Guidance on sampling of rivers and streams Part 6, (1st June 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗