Standard

BS EN ISO 17507-1:2025

Natural gas — Calculation of methane number of gaseous fuels for reciprocating internal combustion engines - MNc method

Current

•

Published:

31 Dec 2025

1 Scope

This document specifies the MN_C method for the calculation of the methane number of a gaseous fuel, using the composition of the gas as sole input for the calculation.

This document applies to natural gas (and biomethane) and their admixtures with hydrogen.

BSI recommends this version of standard for organisations operating in or with the UK. The ISO edition is available here if required.

Product Details

Descriptors

Internal combustion engines

Combustion

Gaseous fuels

Methane

Calculations (mathematics)

Liquefied natural gas

Natural gas

Fossil fuels

ICS Codes

75.060 Natural gas

Committee

PTI/15

International relationships

Identical to:

ISO 17507-1

EN ISO 17507-1

ISBN

978 0 539 24404 5

Publisher

BSI