Fig. 3From: Cellulose and lignin purified from Metroxylon sagu palm fronds by a new technology with 2-methylanthraquinone cooking and peroxymonosulfuric acid bleachingScreened pulp yields and kappa number of SPF after PHK (with 30% sulfidity), PHS-MAQ and PHS cooking (prehydrolysis: 150 °C-3 h, cooking: 160 °C-1.5 h, MAQ dosage: 0.03%, liquor-to-solid ratio: 7 L/kg)Back to article page