The Influence Of Reactant Ratio (Eupcalyptus Lignin – Sodium Bisulfite) And Initial Ph Towards Characteristcs Of Sodium Lignosulfonate. JTIP [Internet]. 2010 May 18 [cited 2026 Mar. 31];19(2). Available from: https://journal.ipb.ac.id/jurnaltin/article/view/1079