Tests for chemical properties of aggregates - Part 6: determination of the influence of recycled aggregate extract on the initial setting time of cement
Edition 2007-01-01

BS EN 18000-1. Animal health diagnostic analyses. Control of in vitro diagnostic reagents. Part 1. Application file for the initial and the batch-to-batch control
Edition 2023-09-21

Soil quality - Leaching procedures for subsequent chemical and ecotoxicological testing of soil and soil-like materials - Part 4: Influence of pH on leaching with initial acid/base addition (ISO 21268-4:2019)
Edition 2020-06-15

Methods of test for masonry units. Determination of water absorption of aggregate concrete, autoclaved aerated concrete, manufactured stone and natural stone masonry units due to capillary action and the initial rate of water absorption of clay masonry units
Edition 2011-05-31

Microbiology of food and animal feed. Preparation of test samples, initial suspension and decimal dilutions for microbiological examination. Specific rules for the preparation of samples taken at the primary production stage
Edition 2013-04-30

Performance test method for diesel engine soot-removal devices in lubricating oils. Initial filtration efficiency
Edition 2007-05-31

Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 5: Specific rules for the preparation of milk and milk products
Edition 2020-04

Measurement of radioactivity in the environment - Air: radon-222 - Part 8: Methodologies for initial and additional investigations in buildings
Edition 2019-12

Radiation protection - Performance criteria for laboratories performing initial cytogenetic dose assessment of mass casualties in radiological or nuclear emergencies - General principles and application to dicentric assay
Edition 2022-11

Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 2: Specific rules for the preparation of meat and meat products
Edition 2017-03