1. BS EN 1811. Reference test method for release of nickel from all post assemblies which are inserted into pierced parts of the human body and articles intended to come into direct and prolonged contact with the skin. (4th November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (31 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. BS EN ISO 11427. Jewellery and precious metals. Determination of silver in silver alloys. Potentiometry using potassium bromide. (15th March 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. BS ISO 11596. Jewellery and precious metals. Sampling of precious metals and precious metal alloys. (20th April 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) ↗
4. BS ISO 13756. Jewellery and precious metals. Determination of silver in silver alloys. Potentiometry using sodium chloride or potassium chloride. (22nd March 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. BS ISO 24016. Jewellery and precious metals. Grading polished diamonds. Terminology, classification and test methods. Part 1. Terminology and classification (17th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (64 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. BS ISO 24018. Jewellery and precious metals. Specifications for 1 kilogram gold bar. (6th January 2020) 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. Colours of gold alloys. Definition, range of colours and designation. (15th March 1993) 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) ↗
8. Jewellery and precious metals. Determination of gold. Cupellation method (fire assay). (29th March 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) ↗
9. Jewellery and precious metals. Determination of high purity gold, platinum and palladium. Difference method using ICP-OES. (13th February 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) ↗
10. Jewellery and precious metals. Determination of high purity silver. Difference method using ICP-OES. (12th February 2020) 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) ↗