Spectrophotometers
Spectrophotometers are essential instruments widely used in laboratories for measuring the intensity of light at different wavelengths. They enable researchers to analyze chemical substances, assess their concentrations, and understand various properties of materials through precise photometric analysis.
With advancements in technology, spectrophotometers have become more sophisticated, offering enhanced accuracy and versatility. Their applications span various fields, including chemistry, biology, and environmental science, making them indispensable tools in modern laboratories.
Types of spectrophotometers your laboratory may need
Double beam
Double beam spectrophotometers offer enhanced stability and accuracy by utilizing two light paths—one for the sample and another for a reference. This design minimizes errors caused by fluctuations in light intensity, making them ideal for precise measurements in analytical applications.
These instruments are particularly useful in applications requiring high reproducibility, such as quantitative analysis in chemistry and biochemistry. They provide reliable data for quality control and research purposes.
Unique beam
Unique beam spectrophotometers utilize a single light path to measure the absorbance or transmittance of samples. They are often more compact and cost-effective, making them suitable for routine analysis in educational and small-scale laboratories.
While they may not achieve the same level of precision as double beam models, unique beam spectrophotometers are versatile and can handle a variety of samples, providing essential data for basic research and quality control applications.
What you should know before selecting a spectrophotometers and making an investment
Key factors to consider
When selecting a spectrophotometer, consider factors such as the wavelength range, sensitivity, and the type of measurements you need. Different applications may require specific features, so understanding your laboratory's needs is crucial for making an informed decision.
Additionally, evaluate the ease of use and whether the instrument offers software that integrates well with your existing systems for data analysis and reporting.
Market price range
The price of spectrophotometers varies significantly depending on their capabilities and features. Basic models may start at a few hundred dollars, while advanced units with specialized capabilities can cost several thousand dollars.
It's important to balance your budget with the necessary features, ensuring that you invest in an instrument that meets your laboratory's specific testing requirements without overspending.
Value for money
Investing in a spectrophotometer is not just about the initial purchase price; consider the long-term value it provides. Assess factors such as durability, maintenance costs, and warranty services when evaluating different options.
A reliable and efficient spectrophotometer can save time and resources in the long run, making it a valuable asset for your laboratory.
Expected lifespan based on use and maintenance
The lifespan of a spectrophotometer largely depends on usage and the level of maintenance it receives. Regular calibration and prompt servicing can extend the life of the instrument, ensuring consistent performance over time.
Understanding the manufacturer's recommendations for maintenance can help in making a wise investment, ensuring that your spectrophotometer meets your laboratory's demands for many years.
SPECTROPHOTOMETERS KALSTEIN
Discover spectrophotometers for your laboratory
Explore our range of high-quality spectrophotometers designed to meet the diverse needs of laboratories. The Kalstein YR06702 series represents the gold standard in photometric analysis, ensuring accuracy and reliability for your research and testing applications.
YR06702//YR06702-3 Series Single and Dual Beam UV-Visible Spectrophotometer
Kalstein YR06702 series of UV-Visible Spectrophotometers represents the gold standard in photometric analysis for laboratories demanding absolute prec
View productOur best-selling spectrophotometers
YR06702//YR06702-3 Series Single and Dual Beam UV-Visible Spectrophotometer
Design and Technology: Cutting-Edge Functionality
The YR06702 series design has been optimized to minimize stray light (≤0.05%T) and maximize resolution. While the base model offers a bandwidth of 1.8 nm, the premium YR06702-3 version allows for variable bandwidth (0.5/1/2/4 nm), ideal for research requiring extremely fine peak discrimination. The robust optical system and the option for data output via Bluetooth or USB ensure quick and error-free integration of results into your LIMS.Frequently Asked Questions (FAQ)
- What is the main difference between the single-beam and dual-beam models? The single-beam (YR06702) is ideal for routine high-speed measurements, while the dual-beam (YR06702-1/3) automatically compensates for light source fluctuations and solvent noise, offering greater stability in complex analyses.
- Does it require external software to operate? No, it has a built-in standalone operating system. However, we offer optional PC software for deeper data analysis and regulatory compliance.
Advantages and Disadvantages
Advantages:- High Precision: Wavelength accuracy up to ±0.1 nm in higher models.
- Modern Interface: Color touchscreen that eliminates the need for peripherals.
- Preheating: Requires 2 hours to reach maximum stability of 0.001 A/h.
- Weight and Size: As they are high-precision equipment, they require a fixed and level table space.
Product Use in the Field
In clinical settings , these spectrophotometers are essential for quantifying nucleic acids and proteins. In the environmental industry , they are used to detect contaminants in water using highly linear calibration curves. Thanks to their photometric range of -0.3 to 3 Å, researchers can analyze samples with varying concentrations without excessive dilution, optimizing turnaround time in the laboratory.Recommendations and Maintenance
To ensure the longevity of your YR06702 Series Spectrophotometer , it is recommended that you:- Electrical Stabilization: Use a voltage regulator to protect deuterium and tungsten lamps against power spikes.
- Optical Cleaning: Clean the cuvettes with spectroscopic grade solvents to avoid interference in the reading of diffuse light.
- Periodic Calibration: Although the equipment is highly stable, a semi-annual validation of the wavelength accuracy using certified filters is suggested.
Technical Specifications
| Model | YR06702 | YR06702-1 | YR06702-2 | YR06702-3 |
| Optical System | Keep it simple | Double the Do | Double the Do | |
| Light Source | Tungsten (W) and Deuterium (D2) Lamp | |||
| Wavelength Range | 190-1100 nm | |||
| Bandwidth | 1.8 nm | 1 nm | 0.5 / 1 / 2 / 4 nm | |
| Screen | 7-inch touchscreen | 10-inch touchscreen | ||
| Wavelength Accuracy | ±0.5 nm | ±0.1 nm at D2 656.1 nm, ±0.3 nm at full range | ||
| Wavelength Repeatability | ≤0.2 nm | ≤0.1 nm | ||
| Photometric Accuracy | ±0.3%T (0-100%T); ±0.002Abs (0-0.5Abs); ±0.004Abs (0.5-1.0Abs) | |||
| Photometric Repeatability | ≤0.1%T (0-100%T); ≤0.001Abs (0-0.5Abs); ≤0.002Abs (0.5-1.0Abs) | |||
| Stability | ≤0.001 A/h @ 250 nm and 500 nm (2 h preheating) | |||
| Photometric Range | -0.3-3 A, 0-200% T, 0-9999 C | |||
| Diffused light | ≤0.05% T at 220 nm and 360 nm | |||
| Control Mode | Standalone system or PC software (Optional) | |||
| Data Output | USB or Bluetooth port (Optional) | |||
| Energy Requirement | AC 110/220 V, 50/60 Hz | |||
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A spectrophotometer is an instrument used in laboratories to measure the absorbance of a sample, as a function of the wavelength of an electromagnetic radiation, and thus to know the concentration of the substances in a solution. This team consists of 4 main parts: a source, a monochromator, a beam splitter, a sample area, and a detector. It also has optical elements such as lenses or mirrors, which transmit light throughout the entire equipment.
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Leer másFrequently asked questions about Spectrophotometers
How to know the prices of Spectrophotometers?
To know the price of Spectrophotometers, please send us an email with your request through the contact form AQUI.
What are the delivery times for Spectrophotometers?
Delivery time depends on stock availability and freight type (air or sea). In stock: air 15-30 days, sea 45-60 days. Out of stock: air 30-60 days, sea 60-90 days.
How to make a purchase of Spectrophotometers?
You can buy by email ([email protected]), phone (+33 (0) 1 70 39 26 50) or through the official Kalstein website in your country.
How does the warranty work for Spectrophotometers?
All Kalstein equipment comes with a 1-year warranty against manufacturing defects. The warranty does not cover damage from improper installation or misuse. See our «terms and conditions» AQUI.
Can I request a quote online for Spectrophotometers?
Yes, you can request a quote for the Kalstein equipment you are interested in directly from our official website. Click AQUI.