2131. Refrigerating systems and heat pumps. Safety and environmental requirements. Definitions, classification and selection criteria Part 1, (5th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (60 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2132. BS EN ISO 9680. Dentistry. Operating lights. (26th January 2021) 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) ↗
2133. Information technology. Digitally recorded media for information interchange and storage. 120 mm Single Layer (25, 0 Gbytes per disk) and Dual Layer (50, 0 Gbytes per disk) BD Rewritable disk. (2nd February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (228 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2134. BS EN 751-3. Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water. Part 3. Unsintered PTFE tapes and PTFE strings (28th January 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (23 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2135. Cardiovascular implants. Cardiac valve prostheses. Heart valve substitutes implanted by transcatheter techniques Part 3, (8th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (66 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2136. BS EN 55011 Fragments 4-5. Industrial, scientific and medical equipment. Radio-frequency disturbance characteristics. Limits and methods of measurement. (5th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (21 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2137. BS ISO 10298 AMD1. Gas cylinders. Gases and gas mixtures. Determination of toxicity for the selection of cylinder valve outlets. (2nd February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2138. Plastics piping systems for hot and cold water installations. Crosslinked polyethylene (PE-X). Fittings Part 3, (12th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2139. Plastics piping systems for hot and cold water installations. Crosslinked polyethylene (PE-X). Pipes Part 2, (12th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2140. Cardiovascular implants. Cardiac valve prostheses. General requirements Part 1, (8th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (88 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗