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Normas ISO
Comprar Normas ISO (International Organization for Standardization)
Fine ceramics (advanced ceramics, advanced technical ceramics) -- Test method for air-purification performance of semiconducting photocatalytic materials -- Part 4: Removal of formaldehyde
Vigente
$112.812
Idioma: Inglés
Formato: Visualización con Impresión
$112.812
Fine ceramics (advanced ceramics, advanced technical ceramics) -- Test method for air-purification performance of semiconducting photocatalytic materials -- Part 5: Removal of methyl mercaptan
Vigente
$112.812
Idioma: Inglés
Formato: Visualización con Impresión
$112.812
Lasers and laser-related equipment -- Test methods for laser beam widths, divergence angles and beam propagation ratios -- Part 1: Stigmatic and simple astigmatic beams
Vigente
$172.788
Idioma: Inglés
Formato: Visualización con Impresión
$172.788
Lasers and laser-related equipment -- Test methods for laser beam widths, divergence angles and beam propagation ratios -- Part 2: General astigmatic beams
Vigente
$172.788
Idioma: Inglés
Formato: Visualización con Impresión
$172.788
Acoustics -- Field measurements of airborne and impact sound insulation and of service equipment sound -- Survey method
Vigente
$271.320
Idioma: Inglés
Formato: Visualización con Impresión
$271.320
Building and civil engineering sealants -- Determination of self-levelling properties
Vigente
$75.684
Idioma: Inglés
Formato: Visualización con Impresión
$75.684