ASTM C172 Standard Practice for Sampling Freshly Mixed Concrete
ASTM C224 Standard Practice for Sampling Glass Containers*, 2020-08-01 Update
ASTM C322 Standard Practice for Sampling Ceramic Whiteware Clays
ASTM D6866-12 Standard Test Methods for Determining the Biobased Content of Solid, Liquid, and Gaseous Samples Using Radiocarbon Analysis*, 2023-12-21 Update
ASTM D7026-04 Standard Guide for Sampling and Reporting of Results for Determination of Biobased Content of Materials via Carbon Isotope Analysis *, 2023-12-21 Update
EN 15400 Solid recovered fuels - Determination of calorific value
EN 15440:2011 Solid recovered fuels - Methods for the determination of biomass content (Incorporating corrigendum October 2011)
EN 15442 Solid recovered fuels - Methods for sampling
EN 15443 Solid recovered fuels - Methods for the preparation of the laboratory sample
EN ISO 13833 Stationary source emissions - Determination of the ratio of biomass (biogenic) and fossil-derived carbon dioxide - Radiocarbon sampling and determination
EN ISO 1716 Reaction to fire tests for products - Determination of the gross heat of combustion (calorific value)*, 2018-07-01 Update
ISO 10210 Plastics - Methods for the preparation of samples for biodegradation testing of plastic materials
ISO 13833 Stationary source emissions - Determination of the ratio of biomass (biogenic) and fossil-derived carbon dioxide - Radiocarbon sampling and determination
ISO 13909 Hard coal and coke - Mechanical sampling - Part 8: Methods of testing for bias*, 2016-07-01 Update
ISO 1716 Reaction to fire tests for products - Determination of the gross heat of combustion (calorific value)*, 2018-05-01 Update
ISO 18283 Coal and coke — Manual sampling*, 2022-03-21 Update
ISO 1928 Coal and coke — Determination of gross calorific value*, 2020-10-05 Update
ISO 20904 Hard coal — Sampling of slurries*, 2020-02-28 Update
BS PD CEN/TS 16640:2014 history
2017BS EN 16640:2017 Bio-based products. Bio-based carbon content. Determination of the bio-based carbon content using the radiocarbon method
2014BS PD CEN/TS 16640:2014 Bio-based products. Determination of the bio based carbon content of products using the radiocarbon method