21. Methods of test for petroleum and its products. Determination of bromine number. Colour indicator titration method Part 129, (28th February 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
22. Chemical tests for raw and vulcanized rubber. Butadiene rubber. Method for determination of unsaturation Part 11.2, (15th May 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
23. Binders for paints. Method for determination of free-formaldehyde content of amino resins (sodium sulfite titrimetric method) Part 7, (15th December 1995) 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) ↗
24. Chemical tests for raw and vulcanized rubber. Method for determination of sulfide sulfur content Part 25, (15th June 1996) 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) ↗
25. Tracked Changes. Plastics. Ethylene/vinyl acetate copolymer (EVAC) thermoplastics. Determination of vinyl acetate content. (22nd March 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (74 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
26. Plastics. Ethylene/vinyl acetate copolymer (EVAC) thermoplastics. Determination of vinyl acetate content. (8th March 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗