Figure 3From: Swedish snus and the GothiaTek® standardAverage levels of NNN (N'-nitrosonornicotine), NNK (4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone), total TSNAs, and B(a)P (dry weight) in Swedish Match's snus products 1984-2009 (data based on internal Swedish Match documentation).Back to article page