51. BS EN ISO 4491-2. Metallic powders. Determination of oxygen content by reduction methods. Part 2. Loss of mass on hydrogen reduction (hydrogen loss) (15th June 2022) 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) ↗
52. BS EN ISO 4528. Vitreous and porcelain enamel finishes. Guide to selection of test methods for vitreous and porcelain enamelled areas of articles. (21st May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (19 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
53. BS EN ISO 6887-1 AMD 1. Microbiology of the food chain. Preparation of test samples, initial suspension and decimal dilutions for microbiological examination. Part 1. General rules for the preparation of the initial suspension and decimal dilutions (31st July 2023) 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) ↗
54. BS EN ISO/IEC 29794-4. Information technology. Biometric sample quality. Part 4. Finger image data (26th September 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (58 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
55. BS ISO 19230. Gas analysis. Sampling guidelines. (15th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (51 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
56. BS ISO 19332. Essential oil of matricaria [Matricaria chamomilla L. syn. Chamomilla recutita (L) Rauschert]. (14th November 2019) 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) ↗
57. BS ISO 2137. Petroleum products and lubricants. Determination of cone penetration of lubricating greases and petrolatum. (4th October 2019) 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) ↗
58. BS ISO 21863. Water quality. Determination of alkylmercury compounds in water. Method using gas chromatography-mass spectrometry (GC-MS) after phenylation and solvent extraction. (5th February 2020) 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) ↗
59. BS ISO 2302. Isobutene-isoprene rubber (IIR). Evaluation procedure. (7th February 2020) 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) ↗
60. BS ISO 23668. Ships and marine technology. Marine environment protection. Continuous on-board pH monitoring method. (24th June 2021) 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) ↗