UOP 291-02 is the analytical method for measuring total chloride in alumina and silica-alumina catalysts by potentiometric titration. For buyers responsible for catalyst quality or laboratory verification, this method helps define whether a sample contains chloride at a level that may affect catalyst handling, performance, or acceptance review. It is especially relevant where refinery chemists, analytical laboratories, and quality teams need a consistent way to evaluate catalyst materials and support technical documentation. The UOP 291-02 standard provides a focused laboratory approach for chloride determination in these catalyst types.

Overview of UOP 291-02

This UOP ion analysis method is centered on measurement rather than broad composition profiling. UOP 291-02 supports the determination of total chloride in alumina and silica-alumina catalysts using potentiometric titration, making it a practical analytical tool for controlled laboratory environments. Because the method is tied to a specific catalyst matrix and ionic target, it is useful when organizations need a repeatable procedure for sample evaluation, quality verification, or comparison against internal specifications. It is commonly aligned with analytical chemistry workflows where chloride content must be documented with consistency.

Laboratory use of UOP 291-02

UOP 291-02 is typically used in catalyst testing laboratories, refinery QA/QC groups, and analytical chemistry teams that review catalyst materials before or during plant use. It may support incoming material checks, process sample review, and technical release decisions where chloride control matters. Laboratory analysts and technical reviewers often rely on this type of method to generate comparable results across batches and to maintain clear records for product qualification. In practice, it fits workflows that require a defined laboratory method for ionic determination in catalyst samples.

Why UOP 291-02 matters in practice

For day-to-day plant and laboratory work, UOP 291-02 helps create a clear basis for chloride assessment in catalyst materials. That matters when teams need reliable analytical data for lot comparison, specification review, or internal quality control. A defined potentiometric titration method also supports more consistent reporting across laboratories, which is useful for technical audits and decision-making. For refinery and catalyst-focused organizations, the value of UOP 291-02 is in its focused scope: it helps reduce ambiguity around total chloride evaluation and strengthens analytical documentation.

• Total chloride determination
• Alumina catalyst testing
• Silica-alumina catalyst analysis
• Potentiometric titration workflow
• Refinery lab QA/QC support
• Analytical documentation and review