981. Fibre optic communication subsystem test procedures. Installed passive optical networks. Attenuation and optical return loss measurements Part 4-3, (5th October 2022) 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) ↗
982. Communication networks and systems for power utility automation. Functional testing of IEC 61850 systems Part 10-3, (31st October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (90 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
983. Tracked Changes. Molecular biomarker analysis. Vocabulary for molecular biomarker analytical methods in agriculture and food production. (8th October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (156 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
984. Nuclear facilities. Instrumentation and control system. Design location and application criteria for installed area gamma radiation dose rate monitoring equipment for use during normal operation and anticipated operational occurrences. (31st October 2022) 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) ↗
985. Tracked Changes. Hollow metallic waveguides. Relevant specifications for circular waveguides Part 4, (28th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (52 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
986. Gas cylinders. Compatibility of cylinder and valve materials with gas contents. Oxygen pressure surge testing Part 6, (29th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
987. Vapour products. Determination of selected carbonyls in vapour product emissions. (3rd October 2022) 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) ↗
988. Extended application of results from fire resistance tests for service installations. Fire dampers Part 2, (10th October 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) ↗
989. Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV a.c. and not exceeding 36 kV a.c. Accessories for covered conductors. Tests and acceptance criteria Part 2, (31st October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
990. Geotechnical investigation and testing. Qualification criteria and assessment. Responsible expert Part 2, (23rd August 2022) 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) ↗