The formation of odorous aldehydes from pulp extratives during TMP production. The formation of odorous aldehydes was decreased by dithionite bleaching, EDTA treatment and the elimination of lime.

• 制TMP时由纸浆抽提物生成有臭味的醛,通过连二亚硫酸盐漂白、EDTA处理和消除石灰,可减少有臭味醛的生成。