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Near-Infrared Rice Bran Analyzer: Rapid, Non-Destructive Quality Assessment for Grain By-Products

Source:Hengmei Grain Testing Instrument    Update time:2025-09-19 16:24:49

In rice processing and the grain and oil industry, rice bran, as an important by-product, is increasingly valued for its nutritional and economic value. The near-infrared rice bran analyzer is a portable device designed specifically for rice bran detection, and is becoming an important tool in the hands of processing enterprises, quality inspection agencies, and traders.

Core values

The chemical composition of rice bran, such as fat, protein, moisture, acid value, etc., directly determines its nutritional value, processing characteristics, and economic value. Its importance is reflected in three core dimensions:

1. Quality control and value evaluation dimensions: precise pricing and high-quality pricing

Fat and protein content: are key indicators for evaluating the nutritional value of rice bran, directly affecting its value as a feed ingredient or food ingredient. Fast and accurate analysis can achieve pricing based on quality and avoid transaction disputes.

Moisture content: It is related to the storage safety and weight settlement of rice bran. Excessive moisture can easily lead to mold growth and cause economic losses.

Acid value (AV): It is a core indicator for measuring the degree of oil rancidity in rice bran. A high acid value indicates that the oil has oxidized and deteriorated, which can seriously affect the comprehensive utilization value and safety of rice bran.

2. Dimension of production process optimization: guiding production and improving efficiency

Raw material grading and proportioning: Processing enterprises can classify and scientifically proportion raw materials from different sources or batches based on real-time composition data of rice bran, stabilizing product quality.

Process control: Real time monitoring of key indicators during the extraction or stabilization process of rice bran oil can adjust process parameters in a timely manner, improve oil yield, and ensure product quality.

3. Dimension of trade and circulation efficiency: rapid decision-making and risk reduction

On site rapid testing: Multiple key indicators can be obtained within one minute at the procurement site or warehouse, providing solid data support for quick transaction decisions and greatly reducing business risks caused by unclear ingredients.

Supply chain management: Quickly screen quality issues and strengthen quality control in all aspects of rice bran procurement, storage, and transportation.

Principle analysis

The core technology of modern near-infrared rice bran analyzer is near-infrared spectroscopy (NIRS) analysis technology. Its working process is based on the absorption characteristics of near-infrared light by material molecules, and it is a fast and non-destructive "fingerprint" recognition technology.

Working principle description:

The built-in light source of the instrument emits near-infrared light within a specific wavelength range (900-1700nm), which illuminates the rice bran sample.

Light interacts with hydrogen containing groups (such as O-H, C-H, N-H) in the sample, and these molecules absorb near-infrared light of specific wavelengths, producing absorption spectra.

The detector collects light signals that pass through or reflect back from the surface of the sample to obtain the near-infrared spectrum of the sample. This spectrum contains rich information about various chemical components in the sample.

The built-in intelligent chemometric model (established through a large number of standard samples with known chemical compositions) will immediately process and analyze the collected spectral data, correlate complex spectral information with indicators such as fat, protein, moisture, acid value, etc., and directly display quantitative chemical composition content results on the screen. The entire process does not require any sample pre-treatment, truly achieving non-destructive and rapid detection.

Technical advantages

Compared with traditional chemical analysis methods that are time-consuming, require reagents, and complex pre-processing, modern intelligent near-infrared rice bran analyzers, through their portability and intelligent design, directly address the core pain points of users in practical applications.

Solution and technical advantages of near-infrared rice bran analyzer for common pain points of users

The detection process takes a long time and cannot guide on-site decision-making.

Quick results in one minute: From placing the sample to displaying multiple indicator results, the entire process only takes about one minute, greatly improving detection efficiency and meeting the needs of quick on-site decision-making.

The detection process damages the sample, resulting in high costs.

Non destructive testing, no need for sample preparation: using diffuse reflectance measurement method, no need for grinding or chemical reagents, can directly measure whole or powder samples, saving costs and protecting samples.

The operation is complex and requires professional technical personnel.

One click operation and voice assistance: With a one click design, the operation is extremely simple. The innovative voice operation function further reduces the threshold for use, and non professionals can get started with it after simple training.

The laboratory environment is restricted and cannot be moved.

Portable, lightweight, and versatile power supply: With a total weight of only 6kg, it is lightweight and portable, making it easy to carry to warehouses, workshops, and even trucks for testing. Support AC/DC power supply and adapt to various harsh working environments.

Instrument maintenance is complex and the model is fixed.

Intelligent self checking and remote support: The instrument has a built-in self checking algorithm, which can perform status diagnosis and calibration at any time. Built in remote customer service function, manufacturer engineers can remotely assist in solving problems and updating models, making maintenance easy.

Wide application areas

The application network of near-infrared rice bran analyzer has penetrated into every aspect of the rice bran industry:

Rice processing enterprises: used for rapid quality inspection and grading of self-produced rice bran before leaving the factory.

Rice bran traders: Quickly screen for inferior products in the acquisition process, provide quality reports in the sales process, and achieve high quality and good price.

Feed production enterprises: Conduct rapid acceptance of rice bran raw materials entering the factory, monitor nutritional indicators such as fat and protein, and optimize feed formulas.

Rice bran oil refining plant: Quickly detect acid value and fat content during raw material storage, guide production, and ensure oil yield and product quality.

Quality supervision and inspection agencies: used for market spot checks, quality arbitration, and certification testing, providing fast and impartial data support.


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