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Table 1 Comparison of ammonia in 3R4F tobacco filler by study

From: Spectrophotometric determination of ammonia levels in tobacco fillers of and sidestream smoke from different cigarette brands in Japan

Method

Study reference

3R4F ammonia (mg/g)

IC

Watson et al. 2015

1.1 ± 0.14

Jansen et al. 2014

1.07 ± 0.015

CORESTA 2015

1.08 ± 0.10

Current study

1.12 ± 0.12

Colorimetric method

Current study

1.22 ± 0.08

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Environmental Health and Preventive Medicine

ISSN: 1347-4715

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