Rapid screening of treatment options for off-flavor removal from coconut water
Research service applying established water treatment technologies—membrane separation and adsorption—to selectively remove off-flavors from coconut water while retaining desirable compounds. Leverages validated analytical methods and pilot-scale expertise to identify promising treatment strategies for the coconut water industry.
Overview
This research service addresses off-flavor removal from coconut water by adapting proven water treatment technologies—specifically membrane separation and adsorption—into a rapid screening framework tailored to beverage applications. By systematically evaluating multiple membrane and adsorbent candidates, the work identifies selective strategies for removing undesirable organic compounds while preserving sugars and electrolytes that define coconut water's nutritional and sensory profile. The approach reduces barriers to large-scale implementation because the underlying treatment methods are already established in the drinking water industry.
Technical specifications
Core approach:
- Screening of membrane candidates (including membrane distillation) selected based on porosity and polarity
- Screening of adsorbent candidates including activated carbon and resins, selected based on porosity, polarity, and chemical interactions with target organics
- Chemical profiling of coconut water before and after treatment to assess removal of off-flavor compounds and retention of desirable components
- Analysis of sugars and electrolytes to ensure nutritional and sensory quality is maintained
- Process mapping to propose an upscale pathway based on the most promising treatment combinations
Key capabilities:
- Validated analytical methods for coconut water flavor profile characterization
- Access to chromatography and electrolyte/sugar analysis instrumentation
- Expertise in upscaling membrane distillation and adsorption or ion-exchange processes from laboratory to pilot scale
Technology readiness level
This is an early-stage scoping study at Technology Readiness Level 2–3, focused on rapid screening and proof-of-concept evaluation. The analytical methods have been validated for coconut water flavor profiling, and the underlying membrane and adsorption technologies are well-established in drinking water treatment. Future validation will proceed through initial baseline characterization of coconut water, comparative testing of multiple membrane and adsorbent candidates, and evaluation of treatment performance based on organics removal and retention of desirable compounds. The outcome will be a proposed process diagram suitable for upscale, bridging laboratory findings toward pilot-scale demonstration.
About Queensland University of Technology
Queensland University of Technology (QUT) is a major Australian public research university in Brisbane with two inner-city campuses and a practical, industry-focused culture. Industry partners tap shared core laboratories and technical staff through the Central Analytical Research Facility, and collaborate with QUT groups at the Translational Research Institute alongside hospital partners. A dedicated Office of Industry Engagement brokers collaborative and contract research, while entrepreneurship programs and commercialization pathways help convert university IP into ventures and licenses. Research is sustained by competitive national funding, including the Australian Research Council and National Health and Medical Research Council, with added support from programs such as the Medical Research Future Fund.
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