ASTM D5291-10 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants*， 2023-12-21 Update
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 D7026-13 Standard Guide for Sampling and Reporting of Results for Determination of Biobased Content of Materials via Carbon Isotope Analysis*， 2023-12-21 Update
EN 13137 Characterization of waste - Determination of total organic carbon (TOC) in waste, sludges and sediments
EN 1458 Domestic direct gas-fired tumble dryers of types B22D and B23D, of nominal heat input not exceeding 6 kW - Part 2: Rational use of energy*， 2023-12-21 Update
EN 15440 Solid recovered fuels - Methods for the determination of biomass content (Incorporating corrigendum October 2011)
EN 16449 Wood and wood-based products - Calculation of the biogenic carbon content of wood and conversion to carbon dioxide
ISO 14051:2011 Environmental management - Material flow cost accounting - General framework
BS PD CEN/TR 16721:2014 history
2014BS PD CEN/TR 16721:2014 Bio-based products. Overview of methods to determine the bio-based content