Laporan hasil tes alat penyaringan air Stefani dari laboratorium antarabangsa |
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Nama Laboratorium
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Tempat
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| Health Department Aceh Province | Banda Aceh -Aceh - Indonesia | |
| Curtin University of Technology | Perth, Western Australia | |
| Applied Research Laboratories Forida | Miami, Florida, United States of America | |
| J & HS Pattinson Analytical and Consulting Chemist | Newcastle upon Tyne, United Kingdom | |
| Falcao Bauer |
Sao Paulo, Brazil, | |
Pages
Navaza Gorontalo