Introduction
A NIR spectrophotometer is an analytical instrument that measures the absorption or reflectance of near-infrared light, in the wavelength range of approximately 780 to 2500 nanometers, by a sample, and it is used for rapid, non-destructive analysis of the chemical composition and physical properties of materials, in industries such as food, agriculture, pharmaceutical, chemical, and petrochemical. In operation, near-infrared light is directed onto or through the sample, and the instrument measures the intensity of the light absorbed or reflected at different wavelengths; the absorption bands in the NIR region arise from overtones and combinations of molecular vibrations, particularly of bonds involving hydrogen, such as O-H, C-H, and N-H bonds, and they are broad and overlapping, so the spectra are interpreted using multivariate calibration models, such as partial least squares regression, which relate the spectral data to the properties of interest, such as moisture, protein, fat, sugar, and other constituents. NIR spectrophotometers are available as benchtop instruments, portable handheld analyzers, and online process analyzers, and they provide fast, non-destructive measurements without extensive sample preparation, making them suitable for at-line, in-line, and field analysis. They are used in the food and agricultural industries for measuring moisture, protein, fat, and other constituents in grains, dairy products, meat, and processed foods; in the pharmaceutical industry for raw material identification and quality control; in the chemical and polymer industries; in the petrochemical industry for fuel analysis; and in environmental and clinical applications. With their speed, versatility, and non-destructive nature, NIR spectrophotometers are essential for rapid quality and composition analysis.
NIR Spectrophotometer LNIR-T2010
Spectrophotometer is a spectrophotometer with grating monochromator. The wavelength range is 900 nm to 2500 nm and temperature ranges from 5 to 35℃. Single channel whole spectrum scann...
Standards
European Pharmacopoeia 2.2.25-Spectrophotometry, ultraviolet and visible
ASTM E275-08(2022)-Standard Practice for Describing and Measuring Performance of Ultraviolet, Visible, and Near-Infrared Spectrophotometers
Complies with the above standards, but is not limited to them.
Features
1. NIR spectrophotometer for near-infrared spectroscopic analysis of materials.
2. Rapid, non-destructive measurement for composition and quality analysis.
3. Suitable for agriculture, food, pharmaceutical, chemical, textile and petrochemical industries.
4. Wide wavelength range with chemometric software for quantitative and qualitative analysis.
5. Includes light source, monochromator, detector, sample handling and analysis software.
FAQ
Q1: What testing scenarios is this spectrophotometer mainly applied to?
A: The NIR spectrophotometer is used in agriculture, food manufacturing, pharmaceutical quality control, chemical processing, textile industry, petrochemical and research laboratories to perform rapid, non-destructive near-infrared spectroscopic analysis of solid, liquid and powder samples for composition, quality and identity. It supports agricultural grain and oilseed composition analysis (protein, moisture, fat), food product quality and ingredient analysis, pharmaceutical raw material identification and content testing, chemical product composition analysis, textile fiber content and moisture measurement, petrochemical product characterization, and raw material incoming inspection. NIR provides fast, reagent-free analysis suitable for at-line and process monitoring. It is essential for agricultural, food, pharmaceutical, chemical and industrial laboratories requiring rapid, non-destructive compositional analysis for quality control, process monitoring, raw material inspection, product certification and research, where NIR spectroscopy provides fast, reagent-free, multi-component analysis of solids, liquids and powders without sample preparation, supporting high-throughput quality control, at-line process monitoring and raw material identity verification across agricultural, food, pharmaceutical and industrial applications.
Q2: What standards does the spectrophotometer comply with?
A: The NIR spectrophotometer supports methods referenced in ASTM E1655 for NIR calibration, ISO 12099 for animal feed, relevant pharmacopoeial methods for NIR, and applicable GB/T standards. The hardware complies with IEC 61010 laboratory safety standards. Calibration models should be validated with reference methods. Wavelength and photometric accuracy should be verified periodically.
Q3: What is the warranty period for the whole machine and key components?
A: The whole NIR system is covered by a 12-month warranty. The light source, monochromator, detector, sample handling and software are covered, while lamps, standards and consumables are excluded from warranty. Damage from improper use or unauthorized repair is excluded. Extended service contracts are available for this high-value instrument.
Q4: Is this device difficult to operate? Is professional training required?
A: NIR operation requires specialist training in spectroscopy, chemometrics, calibration development and method validation. We provide comprehensive training, operation manuals and application support. Proper sample presentation, calibration model maintenance, reference method correlation and result interpretation are essential for reliable NIR analysis.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular calibration required? What is the recommended calibration cycle?
A: Wavelength and photometric calibration with certified standards recommended every 3-6 months. Calibration model performance monitored with quality control samples and updated as needed. Reference method correlation verified periodically. Light source replacement per usage hours. Full system performance verification annually. Routine standard check before each analytical batch for regulated work.
Q7: Are supporting consumables universal?
A: Lamps, calibration standards and sample cups are available from specialized suppliers, though instrument-specific parts should be verified. Long-term consumable and service cost is moderate depending on usage and calibration maintenance.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes wavelength range, detector type, sample handling (integrating sphere, fiber probe, transmission), automation and software modules. Custom orders require detailed application specification and extend lead-time. Users should define sample types, analytes, required accuracy and throughput before configuration.
Q9: Does the purchase include on-site installation and commissioning service?
A: Yes, NIR spectrophotometers include on-site installation, commissioning, calibration and operator training by certified application specialists. Site preparation guidance is provided before delivery to ensure environmental and space requirements are met.
Q10: What types of samples are compatible with this equipment?
A: The NIR spectrophotometer analyzes solids, powders, granules, liquids and pastes within the sample handling capability and wavelength range. Samples should be representative and properly presented for reproducible results. Highly absorbing or very dark samples may require special handling. Calibration models are matrix-specific and require validation for each sample type. Users should develop and validate calibration models using appropriate reference methods, ensure representative and consistent sample presentation, maintain calibration models with periodic updates, use quality control samples to monitor performance, verify wavelength and photometric accuracy regularly, and follow proper sample preparation (homogenization, temperature control) for reproducible NIR measurements. NIR is a secondary method requiring primary reference method correlation for quantitative analysis.
Tips: For more details, quotes and customized solutions, please contact us anytime. We’re always ready to serve you professionally.