11 1 40 Safni Additional Author Refinel Additional Author mixed material Padang University Andalas Press 2006 1063.jpg.jpg Pemantauan Radionuklida Antropogenik Di Kawasan Pesisir Pantai Sumatera Barat Safni Primary Author Okviyoandra Akhyar Primary Author Heny Suseno Primary Author mixed material 14109565 Tangerang Pusat Teknologi Limbah Radioaktif Badan Tenaga Nuklir Nasional 2013 Interaksi Radiostronsium Dengan Tanah Calon Tapak Fasilitas Demo Disposal Di Serpong Safni Primary Author Budi Setiawan Primary Author Oktri Mila Primary Author mixed material 14109565 Tangerang Pusat Teknologi Limbah Radioaktif Badan Tenaga Nuklir Nasional 2013 Degradasi Senyawa Paraquat Dalam Pestisida Gramoxone secara Fotokatalis dengan Penambahan TiO2-Anatase Hamzar suyani Primary Author Safni Primary Author Yuni Era Primary Author mixed material 1978628x Padang Jurusan Kimia Fakultas MIPA Universitas Andalas 2008 Penentuan Vanadium Secara Spektrometri Fosfowolfrovanadat dalam Batuan Bukit Pianggu Kabupaten Solok Hamzar suyani Primary Author Safni Primary Author ROSWITA Primary Author mixed material 1978628x Padang Jurusan Kimia Fakultas MIPA Universitas Andalas 2008 Degradasi Zat Warna Sudan I Secara Sonolisis dan Fotolisis dengan Penambahan TiO2-Anatase Safni Primary Author MAIZATISNA Primary Author Umiati Loekman Primary Author Fitra Febrianti Primary Author Tadao Sakai Primary Author mixed material 1978628x Padang Jurusan Kimia Fakultas MIPA Universitas Andalas 2008 Safni Primary Author DESWATI Primary Author Yulizar Yusuf Primary Author mixed material Padang Universitas Andalas 2010 Hamzar suyani Primary Author Safni Primary Author DESWATI Primary Author mixed material Padang Universitas Andalas 2011 Safni Primary Author DESWATI Primary Author Hamzar Suryani Primary Author mixed material Padang Universitas Andalas 2012 Yose Rizal Primary Author Safni Chalid Primary Author Maramis Primary Author mixed material Padang UPT Perpustakaan Unand 1995 bibliografi_katalog_koleksi_perpus_lmipa.jpg Hermansyah Aziz Additional Author Admin Alif Additional Author Safni Additional Author mixed material Padang FM-IPA Unand 1991