41. Tracked Changes. Copper, lead, zinc and nickel concentrates. sampling procedures for determination of metal and moisture content. (28th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (184 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
42. Fasteners. Mechanical properties of fasteners made of carbon steel and alloy steel. Flat washers with specified property classes Part 3, (24th June 2021) 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) ↗
43. Laminate floor coverings. Test method for the determination of micro-scratch resistance. (2nd July 2021) 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) ↗
44. Paints and varnishes. Coating materials and coating systems for exterior wood. Assessment of film extensibility by indentation of a coating on a wooden substrate. (2nd July 2021) 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) ↗
45. Biological evaluation of medical devices. Sample preparation and reference materials Part 12, (21st June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
46. BS ISO 5431. Leather. Wet blue goat skins. Specification. (15th June 2021) 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) ↗
47. BS EN 10107. Grain-oriented electrical steel strip and sheet delivered in the fully processed state. (1st July 2021) 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) ↗
48. Plastics. Determination of the total luminous transmittance of transparent materials. Double-beam instrument Part 2, (30th June 2021) 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) ↗
49. Hydraulic fluid power. Multi-pass method of evaluating filtration performance of a filter element under cyclic flow conditions. (23rd June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (44 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
50. Ceramic tiles. Determination of lead and cadmium given off by tiles Part 15, (9th July 2021) 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) ↗