ASTM D7900-13 Standard Test Method for Determination of Light Hydrocarbons in Stabilized Crude Oils by Gas Chromatography*， 2023-12-21 Update
EN 15199-3 Petroleum products - Determination of boiling range distribution by gas chromatography method - Part 3: Crude oil*， 2020-11-30 Update
EN ISO 3170 Petroleum liquids - Manual sampling (ISO 3170:2004)
EN ISO 3171 Petroleum liquids - Automatic pipeline sampling (ISO 3171:1988)
EN ISO 4259 Petroleum and related products - Precision of measurement methods and results - Part 4: Use of statistical control charts to validate 'in-statistical-control' status for the execution of a standard test method in a single laboratory (ISO 4259-4:2021)*， 2022-06-15 Update