ASTM D5443 – Paraffin, Naphthene, and Aromatic Hydrocarbon Type Analysis

Analyzer Description

5-valve, 4-column (packed and capillary), platinum catalyst, FID
Sample type:
Low olefinic hydrocarbon streams such as virgin, catalytically converted, thermally converted, alkylated, and blended naphthas
Components separated:
Carbon number composite peaks of naphthenes, paraffins, and aromatics boiling less than 270°C
Benzene, toluene, and cyclopentane are the only individual components that may be identified
Lower Detection Limit:
0.05 mass %
Methods met:
ASTM D5443

Typical Chromatogram

D5443 Chromatogram

Key Features and Benefits

  • Custom software presents data organized by carbon number, and provides N + 2A calculation

ASTM D5443 PNA Literature (PDF)