Spectrophotometers
Spectrophotometers are essential instruments in the laboratory, utilized for measuring how much light is absorbed by a sample at different wavelengths. They play a crucial role in various fields including chemistry, biology, and environmental science, enabling precise quantitative analysis.
The ability to analyze the light absorption spectrum helps researchers identify substances, determine concentrations, and study chemical properties, making spectrophotometers indispensable tools in modern scientific research.
Types of spectrophotometers your laboratory may need
Double beam
Double beam spectrophotometers are designed to measure the intensity of light passing through a sample and a reference simultaneously. This method helps reduce errors caused by fluctuations in light source intensity, ensuring more accurate and reliable results.
These instruments are ideal for applications requiring high precision, such as quantitative assays and colorimetric analysis in laboratories, making them a preferred choice for many researchers.
Unique beam
Unique beam spectrophotometers utilize a single beam of light that passes through the sample, measuring the intensity before and after transmission. While they may be less precise than double beam systems, they are often more compact and cost-effective.
These instruments are suitable for general laboratory use and can efficiently perform routine analyses in various scientific fields, making them valuable for budget-conscious labs.
What you should know before selecting a spectrophotometers and making an investment
Key factors to consider
When selecting a spectrophotometer, consider the wavelength range, sensitivity, and resolution required for your specific applications. Different models cater to varying needs, so it's essential to match the instrument's capabilities with your laboratory's analysis demands.
Additionally, think about the ease of use, software compatibility, and customer support offered by the manufacturer, as these factors can significantly impact your overall experience.
Market price range
The market for spectrophotometers varies widely in terms of price, depending on the features and specifications. Basic models can start at a few hundred dollars, while advanced instruments with high precision capabilities can cost several thousand.
Understanding your laboratory's budget and the specific requirements of your analyses can help you choose an appropriate model that balances cost and functionality effectively.
Value for money
Investing in a spectrophotometer involves evaluating not just the initial purchase price, but also the long-term value it provides. Look for models that offer reliable performance, durability, and low maintenance costs for a better return on investment.
Additionally, consider the availability of replacement parts and the overall support from the manufacturer, as these factors can affect the total cost of ownership over time.
Expected lifespan based on use and maintenance
Different spectrophotometers have varying lifespans based on their design, usage, and maintenance practices. Regular calibration and proper handling can extend the life of these instruments, ensuring consistent performance over time.
Before purchasing, inquire about the expected lifespan of the model you are considering and any recommended maintenance practices to maximize your investment.
SPECTROPHOTOMETERS KALSTEIN
Discover spectrophotometers for your laboratory
Explore our range of spectrophotometers that cater to various analytical needs in the laboratory. Our products are designed to provide exceptional precision and reliability for your experiments.
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 | |||
Detailed analysis of spectrophotometers for an effective and safe choice
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Jakie są czasy dostawy Spectrophotometers?
Czas dostawy zależy od dostępności w magazynie i rodzaju transportu (lotniczy lub morski). W magazynie: lotniczy 15-30 dni, morski 45-60 dni. Poza magazynem: lotniczy 30-60 dni, morski 60-90 dni.
Jak dokonać zakupu Spectrophotometers?
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