Resource material

Standards more commonly used in fiscal measurement systems:

Joint Committee for Guides in Metrology
JCGM 100:2008 - Evaluation of measurement data – Guide to the expression of uncertainty in measurement (GUM: 1995 with minor corrections)
JCGM 200:2008 - International Vocabulary of Metrology – Basic and General Concepts and Associated Terms (VIM 3rd edition)

Australian Standards
AS 4564 - Specification for general purpose natural gas
AS/NZS ISO 10012 - Measurement management systems - Requirements for measurement processes and measuring equipment

International Standards
ISO 3171 - Petroleum liquids - Automatic pipeline sampling
ISO 5167 - Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full
ISO 5168 - Measurement of Fluid Flow – Procedures for the evaluation of uncertainties
ISO 6141 - Gas analysis – Contents of certificates for calibration gas mixtures
ISO 6142 - Gas Analysis – Preparation of calibration gas mixtures - Gravimetric method
ISO 6143 - Gas analysis – Comparison methods for determining and checking the composition of calibration gas mixtures
ISO 6974 - Natural gas – Determination of composition and associated uncertainty by gas chromatography
ISO 6975 - Natural gas – Extended analysis – Gas chromatographic method
ISO 6976 - Natural gas -- Calculation of calorific values, density, relative density and Wobbe index from composition
ISO 9300 - Measurement of gas flow by means of critical venturi nozzles
ISO 9951 - Measurement of gas flow in closed conduits - Turbine meters
ISO 10715 - Natural gas – Sampling guidelines
ISO 10723 - Performance evaluation for analytical systems
ISO 17025 - General requirements for the competence of testing and calibration laboratories
ISO 17089 - Measurement of fluid flow in closed conduits — Ultrasonic meters for gas

American Gas Association
AGA 3 - Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids— Concentric, Square-edged Orifice Meters
AGA 6 - AGA Report No. 6, Field Proving of Gas Meters Using Transfer Methods
AGA 7 - Measurement of Natural Gas by Turbine Meter
AGA 8 - Part 1, Thermodynamic Properties of Natural Gas and Related Gases, DETAIL and GROSS Equations of State
AGA 8 - Part 2, Thermodynamic Properties of Natural Gas and Related Gases, GERG-2008 Equation of State
AGA 9 - Measurement of Gas by Ultrasonic Meters
AGA 10 - Speed Of Sound In Natural Gas & Other Related Hydrocarbon Gases
AGA 11 - Measurement of Natural Gas by Coriolis Meter

American Petroleum Institute
API MPMS Chapter 4.5 - Master Meter Provers
API MPMS Chapter 6 - Metering Assemblies, Section 1 - Lease Automatic Custody Transfer (LACT) Systems
API MPMS Chapter 11 - Physical Properties Data (Volume Correction Factors)
API MPMS Chapter 13.3 - Measurement Uncertainty
API MPMS Chapter 14.1 - Collecting and Handling of Natural Gas Samples for Custody Transfer
API MPMS Chapter 21.1 - Flow Measurement Using Electronic Metering Systems - Electronic Gas Measurement

American Society of Testing and Materials
ASTM D1945 - Standard Test Method for Analysis of Natural Gas by Gas Chromatography
ASTM D3764 - Standard Practice for Validation of the Performance of Process Stream Analyzer Systems

Gas Producers Association
GPA 2261 - Analysis for Natural Gas and Similar Mixtures by Gas Chromatograph

The European Gas Research Group
GERG 2008 - Wide-Range Equation of State for Natural Gases and Other Mixtures: An Expansion of GERG-2004

International Electrotechnical Commission (IEC)
IEC TR 61831 - On-line analyser systems – Guide to design and installation
IEC TR 62010 - Analyser systems – Guidance for maintenance management