[Review of portable NIR instruments for detecting fruit interior quality]

Area of Science:

• Agricultural Science
• Analytical Chemistry
• Food Science

Background:

• Assessing internal fruit quality traditionally involves destructive methods.
• Non-destructive techniques are crucial for maintaining fruit integrity and market value.
• Near-infrared (NIR) spectroscopy has emerged as a promising technology for this purpose.

Purpose of the Study:

• To elucidate the detection principles of NIR technology for non-destructive measurement of internal fruit quality.
• To provide an analytical overview of various NIR instruments used in fruit quality assessment.
• To summarize the latest advancements and future trends in NIR instrumentation for fruit quality analysis.

Main Methods:

• Review of scientific literature on NIR spectroscopy applications in fruit quality.
• Comparative analysis of different NIR instrument types and their performance.
• Synthesis of research findings on the detection capabilities of NIR technology.

Main Results:

• NIR technology utilizes specific light absorption patterns to infer internal fruit properties.
• Various NIR instruments, including spectrophotometers and imaging systems, are effective for quality assessment.
• Significant progress has been made in developing portable and user-friendly NIR devices.

Conclusions:

• NIR spectroscopy is a viable and advancing technology for non-destructive fruit internal quality evaluation.
• Continued development of NIR instruments promises enhanced accuracy and broader applications in agriculture and food industries.
• Future trends point towards integrated systems and chemometric advancements for more comprehensive quality analysis.