Kapalné ropné výrobky - Bezolovnatý benzin - Stanovení obsahu benzenu plynovou chromatografií (Norma k přímému použití jako ČSN).
NORMA vydána dne 1.4.2023
Designation standards: ČSN EN 12177
Classification mark: 656149
Catalog number: 516546
Publication date standards: 1.4.2023
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN
This document specifies a column switching gas chromatographic method for the quantitative determination of benzene content in the range 0,05 % (V/V) to 6 % (V/V) in unleaded petrol having a final boiling point not greater than 220 °C. The method described in this document is suitable for determining benzene in petrol, including petrol containing oxygenates up to E10 (up to 3,7 % (m/m) oxygen content), in line with the relevant EC Directives