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Главная » Продукция » Оптический анализ » Double Beam UV-Vis Spectrophotometer | High-Precision Laboratory & Industrial Analysis Solution

High-Precision Optical System for Reliable Analytical Results
Сайт 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.
Оптический анализ Описание
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:
Photometric measurement
Quantitative analysis
Full spectrum scanning
Kinetics testing
DNA/protein analysis
Multi-wavelength testing
The built-in professional software complies with GLP/GMP standards, offering:
User permission management
Audit trails and data traceability
Automated report generation
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
Это UV-Vis spectrophotometer system is designed for scalability and diverse applications. It supports multiple accessories to meet complex analytical requirements:
Auto 8-cell holder
Micro-volume cuvette holder
Temperature-controlled auto sampler
Integrating sphere
Reflectance accessories
With wavelength coverage from 190-1100 нм, it is widely used in:
Pharmaceutical and biotech analysis
Food safety testing
Экологический мониторинг
Chemical and material research
Industrial process quality control
Its modular design ensures that the instrument can evolve with changing analytical demands, reducing long-term investment costs for enterprises.
Оптический анализ Параметр
| Параметр | Технические характеристики |
|---|---|
| Диапазон длин волн | 190-1100 нм |
| Точность длины волны | ±0.1 nm (656.1 nm), ±0.3 nm full range |
| Wavelength Repeatability | 0.1 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 nm |
| Блуждающий свет | ≤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 |
| Стабильность | ≤0.0005 A/h |
| Дисплей | LCD (320×240) |
| Output Interface | USB & Parallel Port |
| Источник света | Deuterium Lamp (UV) & Tungsten Lamp (Visible) |
Instrava OEM/ODM
Надежные приборы. Решения, подходящие для ваших задач.
Компания Instrava ориентирована на предоставление надежных промышленных решений благодаря тщательно подобранным продуктам, оптимизации, ориентированной на конкретное применение, и гибкой настройке. Мы выбираем проверенные приборы от надежных производителей, чтобы гарантировать неизменное качество, оптимизируем решения на основе реальных условий работы для решения практических задач и предоставляем индивидуальные конфигурации для удовлетворения конкретных потребностей приложений.
Сочетая опыт выбора с пониманием специфики применения, компания Instrava помогает клиентам снизить риски, повысить эффективность и добиться надежных результатов в сложных промышленных условиях.

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:
Chemical concentration analysis
Water quality and environmental monitoring
Pharmaceutical raw material and finished product testing
Food safety and additive detection
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:
Measurement accuracy and repeatability
Wavelength range (e.g., 190–1100 nm for full UV-Vis coverage)
Compliance requirements (GLP/GMP)
Data management and software capabilities
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:
Routine quantitative analysis
Quality control workflows
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.
Они широко используются в:
Biotechnology labs
Pharmaceutical R&D
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?
Ключевые факторы включают:
Light source stability
Optical alignment and stray light
Cuvette quality and cleanliness
Температурные колебания
Частота калибровки и технического обслуживания
Choosing a system with low stray light, high stability, and automatic correction functions is essential for ensuring consistent and reliable results.
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Каждый инструмент оценивается по производительности, стабильности и пригодности к применению, а не только по техническим характеристикам или цене.
Мы работаем с проверенными производителями, чтобы обеспечить стабильные поставки, неизменное качество и надежную доставку.
Наши рекомендации основаны на понимании особенностей применения, что помогает клиентам избегать распространенных проблем и добиваться надежных результатов.
Instrava создана для снижения неопределенности, поэтому каждое ваше решение будет более четким, безопасным и надежным.
