2.4.2.: Classification criteria

2.4.2.1. An oxidising gas shall be classified in a single category for this class in accordance with Table 2.4.1.:


Table 2.4.1

Criteria for oxidising gases

Category

Criteria

1

Any gas which may, generally by providing oxygen, cause or contribute to the combustion of other material more than air does.

Note:

‘Gases which cause or contribute to the combustion of other material more than air does’ means pure gases or gas mixtures with an oxidising power greater than 23,5 % as determined by a method specified in ISO 10156 as amended.