UOP 394-85 is the standard for Aromatics in Hydrocarbons by Gas Chromatography, providing a chromatography-based approach for evaluating aromatic content in hydrocarbon samples. For laboratories that support refinery QA/QC, product qualification, or technical review, this method helps define a key compositional attribute that can influence product behavior, regulatory documentation, and comparison between sample batches. UOP 394-85 is relevant when consistent laboratory measurement and clear reporting of aromatics are needed to support quality decisions and sample characterization.

Purpose of UOP 394-85

The purpose of UOP 394-85 is to measure aromatics in hydrocarbons using gas chromatography, offering a structured analytical method for characterizing hydrocarbon composition. As a UOP chromatography method, it supports laboratory determination work where aromatic content is an important quality or specification-related parameter. Analytical chemists and method reviewers may use it to align testing practices, improve comparability across results, and support consistent documentation in petroleum and fuel analysis workflows. Its value lies in providing a recognized approach for separating and evaluating aromatic components in a controlled lab setting.

Laboratory use of UOP 394-85

UOP 394-85 is typically used in refinery laboratories, petrochemical testing labs, and other analytical environments where hydrocarbon composition must be reviewed with confidence. It can support laboratory analysts, QA/QC teams, and product quality specialists who need a dependable gas chromatographic method for aromatics assessment. In practice, it may be applied during sample evaluation, routine quality checks, technical comparisons, or documentation for internal review. The method is especially relevant where laboratory teams need a common analytical basis for reporting aromatics in hydrocarbon streams or finished products.

Practical value of UOP 394-85

The practical value of UOP 394-85 is in helping teams generate consistent aromatics data that supports product understanding and quality control. By using a chromatography-based method, laboratories can improve analytical clarity when comparing samples, reviewing process changes, or documenting composition trends over time. This is useful for refinery operations, technical services, and laboratory management where dependable data supports decisions on product suitability and process monitoring. UOP 394-85 helps make aromatics testing more uniform across routine laboratory workflows.

• Aromatics in hydrocarbon sample analysis
• Gas chromatography-based laboratory method
• Refinery and petrochemical QA/QC support
• Analytical chemistry and method review use
• Product comparison and documentation
• Routine quality assessment workflows