This standard BS EN 15426:2018 Candles. Specification for sooting behaviour is classified in these ICS categories:
97.180 Miscellaneous domestic and commercial equipment
71.100.99 Other products of the chemical industry
This document specifies requirements and the test method for evaluating the sooting behaviour of burning indoor candles. It is applicable to single wick candles with a diameter up to 100 mm or equivalent cross sectional area intended to be burned indoors. NOTE Single wick candles with a diameter above 100 mm or equivalent cross sectional area and multiwick candles cannot be evaluated with this test method for technical reasons. Evaluation of the visible release of soot is a possibility for these candles.