Posted on December 5, 2019December 6, 2019 by Pulse AssentISO 22634-1:2019 Cigarettes. Determination of benzo[a]pyrene in cigarette mainstream smoke using GC/MS Method using methanol as extraction solvent Link: ISO 22634-1:2019 Cigarettes. Determination of benzo[a]pyrene in cigarette mainstream smoke using GC/MS Method using methanol as extraction solvent Source: BSI Standards Related Posts:Landmark post-Brexit trade deals to come into force…New laws to introduce digital labelling for…UK and Singapore Enhance Cooperation in Sustainable…Small businesses benefitting more than ever from…UK government sets out AI Safety Summit ambitions