http://industrikimia.com/berita/pabrik-baru/solvay-builds-new-hydrogen-peroxide-plant-in-saudi-arabia Info & Tutorial Seputar Industri Kimia, Pabrik Kimia dan Bahan Kimia Mon, 15 Aug 2011 10:01:46 +0000 http://wordpress.org/?v=2.9.1 hourly 1