| 摘要 |
PROBLEM TO BE SOLVED: To obtain an antiseptic agent which is extremely low toxic, hardly volatilizes or is eluted, and is easily served for an antiseptic treatment even at an execution site. SOLUTION: This antiseptic agent comprises lignin or a modified product thereof as an effective ingredient. In the antiseptic agent, lignin or the modified product thereof comprises an organic acid-modified lignin obtained by digesting a plant using a solution containing 0.05-1 wt% of an inorganic acid and 60-99.95 wt% of a 2-4C organic acid. COPYRIGHT: (C)2006,JPO&NCIPI
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