Posted on September 24, 2018September 26, 2018 by Pulse AssentISO 21766:2018 Tobacco and tobacco products. Determination of tobacco-specific nitrosamines in tobacco products. Method using LC-MS/MS Link: ISO 21766:2018 Tobacco and tobacco products. Determination of tobacco-specific nitrosamines in tobacco products. Method using LC-MS/MS Source: BSI Standards Related Posts:UK Government announces extension of CE mark…New laws to introduce digital labelling for…Landmark post-Brexit trade deals to come into force…Government backs SMEs with new Help to Grow campaign…UK Export Finance unveils extra support for SME exporters