Copper, lead and zinc sulfide concentrates -- Determination of gold and silver -- Fire assay gravimetric and flame atomic absorption spectrometric method
No Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$348.432
Quality and performance of office equipment that contains reused components
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$112.812
Industrial sewing machines -- Safety requirements for sewing machines, units and systems
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$348.432
Equipment for crop protection -- Methods for field measurement of spray drift
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$172.788
Water quality -- Determination of polycyclic aromatic hydrocarbons (PAH)-- Part 1: Determination of six PAH by high-performance thin-layer chromatography with fluorescence detection after liquid-liquid extraction
Vigente
Idioma: Inglés
Formato: Visualización con Impresión
$231.336
Water quality -- Determination of polycyclic aromatic hydrocarbons (PAH)-- Part 2: Determination of six PAH by high-performance liquid chromatography with fluorescence detection after liquid-liquid extraction