FIELD: food industry.
SUBSTANCE: cigarette filter comprises cigarette filter material containing 2-phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl.
EFFECT: manufacturing of a cigarette filter for effective removal of nitric oxides from tobacco smoke.
4 cl, 4 dwg, 4 ex
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Authors
Dates
2008-10-27—Published
2005-07-26—Filed