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Lanterna cu ultraviolet Jaxman U3 de 12W cu LED Nichia, fascicul de inundare, UV 365 nanometri - eMAG.ro
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Lanterna ultraviolet Jaxman U1C de 6W cu LED Nichia, fascicul concentrat, UV 365 nanometri - eMAG.ro
Marco Tiberti - La grandezza del virus SARS-CoV-2 varia tra i 9 e i 12 nanometri. I pori di una mascherina chirurgica sono grandi 1- 2 micrometri. I pori delle mascherine FFP1,
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