1. BS EN 933-9. Tests for geometrical properties of aggregates. Part 9. Assessment of fines. Methylene blue test (3rd September 2020) 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) ↗
2. Methods for the determination of thiosulphate and other residual chemicals in processed photographic films, plates and papers: methylene blue photometric method and silver sulphide densitometric method. (28th February 1979) 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. Methylene blue particulate test for respirator canisters. (31st March 1955) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Photography. Determination of residual thiosulfate and other related chemicals in processed photographic materials. Methods using iodine-amylose, methylene blue and silver sulfide. (15th April 2000) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Recommendations for the processing and storage of silver-gelatin-type microfilm. (28th February 1975) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Sampling and analysis of nickel, ferronickel and nickel alloys. Method for determination of sulphur in nickel by methylene blue molecular absorption spectrometry after generation of hydrogen sulphide Part 6, (31st December 1986) 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) ↗
7. Tests for geometrical properties of aggregates. Assessment of fines. Methylene blue test Part 9, (14th March 2022) 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) ↗
8. Tests for geometrical properties of aggregates. Assessment of fines. Methylene blue test Part 9, (15th April 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) ↗
9. Tracked Changes. Tests for geometrical properties of aggregates. Assessment of fines. Methylene blue test Part 9, (31st March 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) ↗
10. Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS. (15th January 1994) 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) ↗