Frequently Asked Questions on Kraft Pulp Mills " A number of companies and pulp mills overseas have put TCF bleaching into practice on a commercial scale. TCF bleaching is more expensive than ECF bleaching and almost all mills making TCF pulp also make ECF pulp, because the market for TCF pulp (that is intrinsically less bright than ECF pulp) is limited" ngày 4 tháng 3 năm 2005 (tiếng Anh)Bleaching of wood pulp
