51. BS EN ISO 20631. Infant formula and adult nutritionals. Determination of total folates content by trienzyme extraction and ultra performance liquid chromatography tandem mass spectrometry (UPLC-MS/MS). (24th August 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (25 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
52. BS EN ISO 20836. Microbiology of the food chain. Polymerase chain reaction (PCR) for the detection of food-borne pathogens. Thermal performance testing of thermal cyclers. (13th January 2020) 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) ↗
53. BS EN ISO 20976-2. Microbiology of the food chain. Requirements and guidelines for conducting challenge tests of food and feed products. Part 2. Challenge tests to study inactivation potential and kinetic parameters (14th September 2021) 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) ↗
54. BS EN ISO 2171. Cereals, pulses and by-products. Determination of ash yield by incineration. (27th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
55. BS EN ISO 21872-1 AMD1. Microbiology of the food chain. Horizontal method for the determination of Vibrio spp. Part 1. Detection of potentially enteropathogenic Vibrio parahaemolyticus, Vibrio cholerae and Vibrio vulnificus (27th July 2021) 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) ↗
56. BS EN ISO 24223. Cheese. Guidance on sample preparation for physical and chemical testing. (16th March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
57. BS EN ISO 30024. Animal feeding stuffs. Determination of phytase activity. (6th March 2023) 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) ↗
58. BS EN ISO 4120. Sensory analysis. Methodology. Triangle test sensory. (1st April 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
59. BS EN ISO 4833-1 AMD1. Microbiology of the food chain. Horizontal method for the enumeration of microorganisms. Part 1. Colony count at 30 degrees C by the pour plate technique (6th July 2020) 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) ↗
60. BS EN ISO 4833-2 AMD1. Microbiology of the food chain. Horizontal method for the enumeration of microorganisms. Part 2. Colony count at 30 degrees C by the surface plating technique (6th July 2020) 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) ↗