UOP 959-98 is a laboratory determination method for ammonium in aqueous solutions by ion chromatography. It provides a standardized way to measure ammonium content in water-based samples, helping labs compare results with greater consistency and confidence. For organizations handling process water, aqueous chemical streams, or other liquid samples where ammonium monitoring matters, this method supports reliable analytical review and quality verification. Buyers looking for a focused UOP method will recognize its value in routine testing, method selection, and technical documentation for laboratory operations.

Purpose of UOP 959-98

The purpose of UOP 959-98 is to define a repeatable analytical approach for determining ammonium in aqueous solutions using ion chromatography. As a UOP determination method, it is centered on measurement rather than product formulation or equipment design. This makes it useful for laboratories that need a consistent reference for ammonium analysis in liquid samples. The method can help support analytical chemistry work, result comparison, and controlled testing workflows where ammonium data must be documented clearly and interpreted with confidence.

Laboratory use of UOP 959-98

UOP 959-98 is commonly suited to laboratory environments that handle aqueous sample analysis, including refinery labs, chemical testing facilities, and quality control groups responsible for liquid stream evaluation. Laboratory analysts, analytical chemists, and refinery QA/QC personnel may use it when ammonium determination is part of routine sample review or technical validation. It is also relevant for teams comparing results across laboratories or maintaining a standardized analytical reference for process-related water samples and other aqueous materials.

Practical value of UOP 959-98

In day-to-day use, UOP 959-98 helps create more consistent ammonium measurements, which supports dependable product comparison and technical decision-making. A clear determination method is valuable when laboratories need traceable documentation, stable internal procedures, and fewer ambiguities in reporting. It can also help quality specialists and technical reviewers assess whether aqueous samples meet internal expectations or warrant further investigation. For organizations managing analytical workflows, the method adds structure to ammonium testing without overcomplicating the laboratory process.

• Ammonium determination in aqueous solutions
• Ion chromatography-based analysis
• Laboratory consistency and repeatability
• Refinery and chemical QA/QC support
• Technical review and documentation