About Double Beam Spectrophotometer
Double Beam Spectrophotometer offered Comes with wavelength range from 190-1100 nm, spectral bandwidth of 1 nm and working mode of T,A,C,E. Also featuring double beam based optical system, it can deliver slow, medium and fast scanning speeds as per he requirements. Further for more efficient performance, the system is capable of delivering photometric accuracy of + 0.3% T (0-100% T) & +0.002 A (0-0.1 A), photometric reproducibility of < 0.15 % T, stability of < 0.001A/h (at 500 nm, after warming up). Some of the other standard features of the system include 6 inches high light blue LCD display support, options of glass cells, quartz cells, fuse, instrument cover, software CD and RS 232 cable among others.
Technical Specification:-
Wavelength Range | 190-1100 nm |
Spectral Bandwidth | 1 nm |
Working Mode | T,A,C,E |
Optical System | Double beam |
Scanning Speed | Fast / Medium / Slow |
Photometric Range | -0.3 - 3.5 A, 0 to 220 %T |
Wavelength Accuracy | +0.3 nm |
Wavelength Reproducibility | < 0.10 nm |
Photometric Accuracy | + 0.3% T (0-100% T) +0.002 A (0-0.1 A) |
Photometric Reproducibility | < 0.15 % T |
Stray Light | < 0.1% T (Nal. 220nm, NaNO2 340 nm) |
Baseline Flatness | + 0.002 A |
Stability | < 0.001A/h (at 500 nm, after warming up) |
Noise | +0.001A (at 500 nm, after warming up) |
Detector | Dual Silicon Photodiode |
Display | 6 inches high light blue LCD |
Power | AC:220V + 10%, 50 Hz. |
Dimensions | 630 x 470 x 210 mm |
Weight | 26 Kg |
Glass Cells | 16 No. |
Quartz Cells | 4 Nos. |
Fuse | 3 Nos. |
Instrument Cover | 1 No. |
Software CD | 1 No. |
RS 232 Cable | 1 No. |
Operation Manual | 1 No. |
High Accuracy and Excellent StabilityBenefit from superior accuracy (0.003 Abs at 1.0 Abs) and stability ( 0.001 A/h @ 500 nm), ensuring reliable and reproducible results for every measurement. The optical system and silicon photodiode array detector minimize noise ( 0.001 A), making the SPUV-1200DB ideal for sensitive assays and demanding research environments.
User-Friendly Features and Flexible OperationDesigned with semi-automatic operation and a large LCD display, this spectrophotometer simplifies workflows in academic, pharmaceutical, and industrial labs. Its Windows-compatible software, with robust data export and graphing capabilities, supports efficient analysis, while optional automation and a wide sample volume range accommodate diverse application needs.
Durable Construction for Rigorous ApplicationsConstructed with high-quality ABS and metal housing, the SPUV-1200DB withstands intensive laboratory use. It operates within an ambient to 45C temperature range and features cost-effective lamps (2000 h deuterium, 3000 h tungsten halogen), ensuring long-term, dependable service for distributors, manufacturers, and end-users alike.
FAQs of Double Beam Spectrophotometer:
Q: How does the double beam feature benefit UV/VIS analysis in the SPUV-1200DB?
A: The double beam design allows simultaneous measurement of sample and reference beams, reducing baseline drift and compensating for fluctuations. This improves accuracy and stability, essential for quantitative and qualitative UV/VIS assays in research and industry.
Q: What types of samples and volumes can the spectrophotometer analyze?
A: The SPUV-1200DB accommodates sample volumes from 0.5 to 3.5 ml, depending on cuvette size, with a minimum of 2 ml recommended. It is suitable for a wide range of solutions typically encountered in chemical, pharmaceutical, and academic laboratories.
Q: When should the lamps be replaced, and what is their expected lifespan?
A: The deuterium lamp provides up to 2000 hours, while the tungsten halogen lamp offers around 3000 hours of use. Replacement is recommended near the end of their rated lifespans or when light intensity decreases, ensuring consistent measurement performance.
Q: Where can the SPUV-1200DB spectrophotometer be used effectively?
A: This model performs excellently in research institutes, academic labs, pharmaceutical analysis, and industrial testing facilities across India and globally, thanks to its robust construction and precise analytical capabilities.
Q: What is the process for exporting data and creating graphs with this spectrophotometer?
A: Using the included Windows-compatible software, users can export measurement data via USB or RS-232 and leverage built-in graphing features for immediate visualization or reporting, streamlining the analysis workflow.
Q: How does the automatic cuvette changer enhance laboratory efficiency?
A: The optional 4-position automatic cuvette changer enables rapid, sequential measurement of multiple samples, reducing manual intervention and improving throughput, especially during high-volume testing or batch analysis.