Double Beam UV-Vis Spectrophotometer | High-Precision Laboratory & Industrial Analysis Solution
High-Precision Optical System for Reliable Analytical Results
The double beam UV-Vis spectrophotometer is engineered with a dual-beam optical design, ensuring superior measurement accuracy, low stray light, and long-term stability. Compared with single-beam systems, this configuration enables real-time reference correction, making it ideal for high-precision laboratory analysis and industrial quality control.
The suspended optical system, mounted on a 16mm авиа-grade aluminum base, effectively eliminates vibration and thermal deformation interference, significantly improving instrument reliability in demanding environments.
Equipped with imported gratings, detectors, deuterium lamps, and tungsten lamps, the system guarantees consistent performance across the full wavelength range, supporting high-sensitivity UV and visible spectrum analysis.
Optical Analysis Description
Intelligent Operation & Advanced Analytical Capabilities
Designed for modern laboratories and industrial users, the instrument integrates a 6-inch high-resolution color display and intuitive interface, enabling both standalone and PC-connected operation.
It supports a wide range of analytical functions critical for B2B applications:
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Photometric measurement
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Quantitative analysis
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Full spectrum scanning
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Kinetics testing
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DNA/protein analysis
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Multi-wavelength testing
The built-in professional software complies with GLP/GMP standards, offering:
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User permission management
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Audit trails and data traceability
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Automated report generation
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Historical data storage and export
This makes it highly suitable for pharmaceutical labs, environmental testing agencies, and industrial QA/QC departments.
Flexible Configuration & Wide Application Adaptability
This UV-Vis spectrophotometer system is designed for scalability and diverse applications. It supports multiple accessories to meet complex analytical requirements:
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Auto 8-cell holder
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Micro-volume cuvette holder
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Temperature-controlled auto sampler
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Integrating sphere
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Reflectance accessories
With wavelength coverage from 190–1100 nm, it is widely used in:
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Pharmaceutical and biotech analysis
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Food safety testing
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Environmental monitoring
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Chemical and material research
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Industrial process quality control
Its modular design ensures that the instrument can evolve with changing analytical demands, reducing long-term investment costs for enterprises.
Optical Analysis Parameter
| Parameter | Specification |
|---|---|
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm (656.1 nm), ±0.3 nm full range |
| Wavelength Repeatability | 0.1 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 nm |
| Stray Light | ≤0.03%T (220 nm & 360 nm) |
| Photometric Accuracy | ±0.2%T (0–100%T) |
| Photometric Repeatability | ≤0.1%T |
| Photometric Range | -0.3–3A / 0–200%T / 0–9999C |
| Stability | ≤0.0005 A/h |
| Display | LCD (320×240) |
| Output Interface | USB & Parallel Port |
| Light Source | Deuterium Lamp (UV) & Tungsten Lamp (Visible) |
Instrava OEM/ODM
Tailored Sourcing & Customization: Getting You the Exact Product You Need
As your trusted supplier and sourcing partner, we bridge the gap between your custom requirements and China’s vast manufacturing capabilities.
Finding the right product in a massive supply chain can be challenging. That is where we step in.
As a curated industrial supplier, our core value is simple: we stand in your shoes to help you procure the most optimal products. Whether you are an EPC contractor needing specialized technical compliance, an OEM equipment manufacturer looking for custom branding, or an industrial distributor/trader seeking competitive edge, we customize and tailor products to fit your exact procurement needs.
How We Customize to Fit Your Procurement Needs
For EPC Contractors & Engineers: We custom-configure instruments and devices to match your precise datasheets—tailoring process connections, exotic materials, signal protocols, and managing third-party calibration and testing so you get project-ready solutions.
For OEM Equipment Manufacturers: We provide comprehensive OEM/ODM customization, including custom housing, labeling, branding (private labeling), and tailored technical specifications to seamlessly integrate with your machinery.
For Industrial Distributors & Traders: We offer flexible customization in packaging, product ranges, and technical parameters, helping you differentiate your portfolio and win more local bids.
Why Partner with Us for Custom Sourcing?
One-Stop Engineering Alignment: You don’t have to deal with multiple factories. We translate your technical requirements into precise manufacturer blueprints.
Strict Quality & Compliance Safeguard: We oversee the entire customization and production process in China, ensuring the final customized product meets your local standards and certifications.
Our Ultimate Value: We don’t just sell what’s on the shelf. We find, customize, and deliver the most suitable and cost-effective product for your unique application.
What is a double beam UV-Vis spectrophotometer and how does it improve accuracy?
A double beam UV-Vis spectrophotometer splits the light into two paths—one for the sample and one for the reference—allowing real-time baseline correction. This significantly improves measurement accuracy, stability, and repeatability, especially in long-term or high-precision industrial analysis.
👉 Compared to single-beam systems, it is the preferred choice for pharmaceutical QC, environmental testing, and laboratory spectroscopy applications.
What are the main applications of a UV-Vis spectrophotometer in industrial laboratories?
UV-Vis spectrophotometers are widely used for:
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Chemical concentration analysis
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Water quality and environmental monitoring
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Pharmaceutical raw material and finished product testing
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Food safety and additive detection
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DNA, RNA, and protein quantification
These applications make it essential for industrial quality control and regulatory compliance testing.
How do I choose the best UV-Vis spectrophotometer for my lab or factory?
When selecting a UV-Vis spectrophotometer, consider:
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Measurement accuracy and repeatability
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Wavelength range (e.g., 190–1100 nm for full UV-Vis coverage)
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Compliance requirements (GLP/GMP)
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Data management and software capabilities
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Expandability (auto sampler, accessories)
For industrial buyers, a double beam UV-Vis spectrophotometer with stable optics and compliance-ready software offers the best long-term value.
What is the difference between UV-Vis spectrophotometer and spectrometer?
A UV-Vis spectrophotometer measures light absorbance/transmittance at specific wavelengths, while a spectrometer provides broader spectral analysis.
In industrial and laboratory settings, UV-Vis spectrophotometers are preferred for:
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Routine quantitative analysis
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Quality control workflows
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Standardized testing procedures
Can a UV-Vis spectrophotometer be used for DNA and protein analysis?
Yes. UV-Vis spectrophotometers are commonly used for DNA, RNA, and protein concentration measurement, particularly at wavelengths like 260 nm and 280 nm.
They are widely used in:
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Biotechnology labs
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Pharmaceutical R&D
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Academic research institutions
High accuracy and repeatability are critical for biological sample analysis, making double beam systems more reliable.
What factors affect the accuracy of a UV-Vis spectrophotometer?
Key factors include:
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Light source stability
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Optical alignment and stray light
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Cuvette quality and cleanliness
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Temperature fluctuations
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Calibration and maintenance frequency
Choosing a system with low stray light, high stability, and automatic correction functions is essential for ensuring consistent and reliable results.
Why Trust Instrava?
We select manufacturers from a neutral, impartial standpoint, always with your best interests in mind.
Our very existence depends on helping you source the products that are the perfect fit for your needs.
Based in China, we are able to conduct on-site inspections of production environments and product quality firsthand.
We help you avoid intermediaries posing as factories.
We facilitate smoother after-sales support, eliminating time zone issues and the delays often associated with dealing directly with factories.
Our multilingual team ensures effective communication.
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