81. Paper, board and pulps. Determination of residue (ash) on ignition at 900 °C. (15th November 1998) 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) ↗
82. Optics and optical instruments. Contact lenses. Determination of the thickness. Hydrogel contact lenses Part 2, (15th December 1998) 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) ↗
83. Natural gas. Determination of water by the Karl Fischer method. Coulometric procedure Part 3, (15th March 1994) 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) ↗
84. Plastics. Phenolic resins. Determination of reactivity on a B-transformation test plate. (15th October 1998) 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) ↗
85. Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods. (15th February 1999) 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) ↗
86. Plastics. Smoke generation. Determination of the corrosivity of fire effluents. Dynamic decomposition method using a travelling furnace Part 3, (15th June 1998) 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) ↗
87. Fruit and vegetable juices. Determination of the stable carbon isotope ratio (13 C/12 C) in the pulp of fruit juices. Method using isotope ratio mass spectrometry. (15th July 1998) 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) ↗
88. Methods for analysis of animal feeding stuffs. Determination of nitrogen content and calculation of crude protein content Part 4, (15th February 1998) 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) ↗
89. Internal combustion compression-ignition engines. Measurement apparatus for smoke from engines operating under steady-state conditions. Filter type smokemeter. (15th November 1998) 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) ↗
90. Plastics. Condensation resins. Determination of free formaldehyde. (15th October 1998) 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) ↗