Calibration & Specialty Gas

Relevant Standards 

The following standards are relevant to the use, handling and manufacture of calibration and specialty gas mixtures.   This is intended to provide guidance of relevant gas standards and is not considered complete.  Users should check for later editions of each standard.


Standard Organisations 

International Organization for Standardization (ISO) 

Standards Australia

Sai Global

European Committee for Electrotechnical Standardization (CENELEC)

International Electrotechnical Commission(IEC)

United Kingdom Accreditation Service(UKAS)

National Physical Laboratory(NPL)

British Standards Institution(BSI)

Canadian Standards Association(CSA)

Underwriters Laboratories(UL)

Factory Mutual(FM)


Gas Standards:

AS 4332-20004

The storage and handling of gases in cylinders

AS 2473.1-2006

Valves for compressed gas cylinders- specifications.

AS 2473.2-2007

Valves for compressed gas cylinders-outlet connections.

AS 2473.3-2007

Valves for compressed cylinders- outlet connection for medical gases

AS 4484-2004

Gas cylinders for industrial, scientific, medical and refrigerant use

EN 482:2006:

Workplace atmospheres-General requirements for the performance of procedures for the measurement of chemical agents

EN 689-1995:

Workplace atmospheres-Guidance for the assessment of exposure by inhalation to chemical agents for comparison with limit values and measurement strategy

ISO 17025:

General requirements for the competence of testing and calibration laboratories

ISO 6141:2006 (BS 4559-4:2000)

Gas analysis-Requirements for certificates for calibration gases and gas mixtures

ISO 6142:2001:

Gas analysis- Preparation of calibration gas mixtures-Gravimetric method

ISO 6143:2001:

Gas analysis-Comparison methods for determining and checking the composition of calibration gas mixtures 

ISO 6144:2003:

Gas analysis-Preparation of calibration gas mixtures-Static volumetric method

ISO 6145:1986 (BS 4559: Section 5.1:1987)

Gas analysis-Preparation of calibration gas mixtures-Dynamic volumetric methods

ISO 7504:2001:

Gas analysis-Vocabulary

ISO 16664:2004:

Gas analysis-Handling and use of calibration gases and gas mixtures-Guidelines

ISO 15796:2005:

Gas analysis-Detection and correction of analytical bias

ISO 14912:2003:

Gas analysis-Conversion of gas mixture composition data 

Confined Space Standards:

AS 2865:2009

Safe Working in Confined Spaces

Worksafe Victoria:

Code of Practice For Confined Spaces Sept 2008

 Safe Work Australia:

Confined Space Code of Practice: Dec 2011

Workplace Health and Safety Queensland:

Confined Space Code of Practice 2011

Gas Detector Standards: 

EN 45544:2000

Workplace atmospheres-Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

EN 45544-1:2000

General requirements and test methods

EN 45544-2:2000

Performance requirements for apparatus used for measuring concentrations in the regions of limit values

EN 45544-3:2000

Performance requirements for apparatus used for measuring concentrations well above limit values

EN 45544-4:2000:

Guide for selection, installation, use and maintenance

EN 50104:2010:

Electrical apparatus for the detection and measurement of oxygen-Performance requirements and test methods

IEC 60079-29-1:2007:

Explosive atmospheres-Part 29-1: Gas detectors- Performance requirements of detectors for flammable gases

IEC 60079-29-2:2007:

Explosive atmospheres-Part 29-2:Gas detectors-Selection, installation, use and maintenance of detectors for flammable gases and oxygen

IEC 60079-29-3:

Explosive atmospheres-Part 29-3: Gas detectors-Guidance on functional safety of fixed gas detection systems (standard in development 2012)

IEC 60079-29-4:2009:

Explosive atmospheres-Part 29-4:Gas detectors-Performance requirements of open path detectors for flammable gases

UL 1484:

Safety for residential gas detectors

UL 2034:

Safety for single and multiple station carbon monoxide alarms

UL 2075:

Safety for gas and vapour detectors and sensors

FM 6310 FM 6320:

Approval standard for combustible gas detectors

ISA 12.13.01:

Performance requirements, combustible gas detectors

CSA C22.2 No. 152:

Combustible gas detection instruments

ISA 92.00.01:

Performance requirements for toxic gas detectors

SANS 1515:

Gas measuring equipment primarily for use in mines