Fig. 4From: Revisiting the condensation reaction of lignin in alkaline pulping with quantitativity part I: the simplest condensation between vanillyl alcohol and creosol under soda cooking conditionsSpectra of a 1H-NMR, b low field region of 1H-NMR, c 13C-NMR, d positive mode of MS obtained by the ESI method, and e negative mode of MS obtained by the ESI methodBack to article page