| Display | 7-inch Colour Screen |
| Optical System | Double beam, grating 1200 lines/mm |
| Wavelength Range | 190 to 1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ± 0.3 nm |
| Wavelength Repeatability | <=0.1nm |
| Photometric Accuracy | 0.2 % T (0 to 100 % T), ± 0.002 A (0 to 0.5 A), ± 0.004 A (0.5 to 1 A) |
| Photometric Repeatability | ≤0.15 % T (0 to 100 % T), 0.00 A (0 to 0.5A), 0.002 A (0.5 to 1A) |
| Photometric Range | 0 to 200 % T, 0.3 to 3 A, 0 to 999 C |
| Stray Light | <=0.03 % T, 220 nm, 360 nm |
| Stability | ± 0.0005 A/h 500 nm |
| Baseline Flatness | ± 0.002 A |
| Noise | 0.0005 A 500 nm |
| Work Mode | T, A, C, E |
| Scanning Speed | High, medium, low (Max. 3000 nm/min) |
| Wavelength Setting | Auto |
| Light Source | Imported Xenon Lamp |
| Detector | Imported silicon photodiode |
| Cuvette Holder | 10 mm single hole cell holder |
| Output | USB drive, USB host, RS232 |
| Power | AC 110 to 220 V 50 to 60 Hz |
| Dimensions (L×B×H) | 810×660×390 mm |
| Gross Weight | 27 kg |
Our Double Beam Spectrophotometer ADDS-516 is used in clinical diagnostics, biotechnology, and agricultural research for accurate detection and quantification of various substances.
Accessory | Quantity |
10 mm glass cuvette | 4 Pc |
10 mm quartz cuvette (UV) | 2 Pc |
Power cord | 1 Pc |
User's Manual | 1 Pc |
PC software | 1 Pc |
1. What is the main advantage of using the Double Beam Spectrophotometer ADDS-516 over a single beam model?
The Double Beam Spectrophotometer ADDS-516 offers simultaneous measurement of sample and reference beams, minimizing drift and improving stability. This results in more accurate and reliable absorbance data, especially for long-term experiments. The design reduces errors caused by fluctuations in the light source or detector. It ensures consistent baseline correction without needing to reset between scans. Overall, it provides greater measurement precision than single-beam instruments.
2. What wavelength range does the Double Beam Spectrophotometer ADDS-516 cover?
The Double Beam Spectrophotometer ADDS-516 typically operates in the UV-Visible range, covering approximately 190–1100 nm. This wide range allows for analysis of both UV-absorbing and visible-light absorbing compounds. It supports diverse applications, from biochemical assays to material quality testing. The wavelength accuracy and repeatability make it suitable for research and quality control alike. Users can rely on consistent spectral output across the full range.
3. Can the Double Beam Spectrophotometer ADDS-516 be used for kinetic studies or time-based measurements?
Yes, the Double Beam Spectrophotometer ADDS-516 is capable of conducting kinetic studies by monitoring changes in absorbance over time. It can be programmed to take readings at set intervals, making it ideal for enzyme reactions or chemical kinetics. The instrument ensures stability during extended use due to its double-beam design. Users can observe reaction progress in real-time with high sensitivity. This function is particularly useful in biological and pharmaceutical research.
4. Is the Double Beam Spectrophotometer ADDS-516 user-friendly and does it come with data analysis software?
Yes, the Double Beam Spectrophotometer ADDS-516 is designed with a user-friendly interface, often featuring a touchscreen or PC connectivity with intuitive software. The included software supports functions like wavelength scanning, quantitative analysis, and data export. Users can easily store, analyze, and print results for documentation or regulatory needs. Its interface allows even non-expert users to operate it efficiently after basic training. This ease of use makes it ideal for both academic and industrial labs.
| Wavelength Range | 190 to 1100 nm |
| Wavelength Accuracy | ± 0.3 nm |
| Wavelength Repeatability | ≤ 0.2 nm |
| Display | 7-inch Colour Screen |
| Optical System | Double beam, grating 1200 lines/mm |
| Wavelength Range | 190 to 1100 nm |
| Display | 7-inch Colour Screen |
| Optical System | Double beam, grating 1200 lines/mm |
| Wavelength Range | 190 to 1100 nm |
| Display | 7-inch Colour Screen |
| Optical System | Double Beam, Grating 1200 lines/mm |
| Wavelength Range | 190 to 1100 nm |
| Wavelength Range: | 320 to 1050 nm |
| Wavelength Accuracy: | ± 2 nm |
| Wavelength Reproducibility: | 1 nm |
| Wavelength Range: | 325 to 1050 nm |
| Wavelength Accuracy: | ± 2 nm |
| Wavelength Reproducibility: | 1 nm |
| Wavelength Range: | 195 to 1000 nm |
| Wavelength Accuracy: | ± 2 nm |
| Transmittance Range: | 0 to 199.9 |
| Wavelength Range: | 340 to 1000 nm |
| Wavelength Accuracy: | ± 3 nm |
| Transmittance Range: | 0 to 199.9 |
| Wavelength Range: | 325 to 1000 nm |
| Wavelength Accuracy: | ± 2 nm |
| Transmittance Range: | 0 to 199.9 |
| Optical System: | Single beam |
| Monochromator: | C-T Monochromator, blazed holographic grating 1200 lines/nm |
| Wavelength Range: | 190 to 1020 nm |
| Sample Volume: | 0.5 to 2.0 μL |
| Nucleic Acid Detection Range: | 2 to 15000 ng/μL (dsDNA) <br/> 1.32 to 9900 ng/μL (ss DNA) <br/> 1.6 to12000ng/μL (RNA) |
| Protein Detection Range: | 0.04 to 750 mg/mL (A280) <br/> 0.06 to 1119 mg/mL (BSA) <br/> 0.03 to 547 mg/mL (IgG) <br/> 0.015 to 284 mg/mL (lysozyme) |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 1 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 1 nm |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 0.5/1/2/4/5 nm |
| Series: | K Series Touch Screen |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190–1100 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 1 nm |
| Optical System: | Single beam |
| Monochromator: | C-T Monochromator, blazed holographic grating 1200 lines/nm |
| Wavelength Range: | 320 to 1100 nm |
| Optical System: | Single beam |
| Monochromator: | C-T Monochromator, blazed holographic grating 1200 lines/nm |
| Wavelength Range: | 190 to 1020 nm |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 0.5/1/2/4/5nm |
| Sample Volume: | 0.5μl to 2μl (recommended to use 2μl) |
| Nucleic Acid Detection Range: | 2 to 37500ng /μL (dsDNA) <br/> 1.32 to 24750 ng/μL (ss DNA) <br/> 1.6 to 30000ng/μL (RNA) |
| Protein Detection Range: | 0.04 to 750mg/mL (A280) <br/> 0.06 to 1119mg/mL (BSA) <br/> 0.03 to 547mg/mL (IgG) <br/> 0.015 to 284mg/mL (lysozyme) |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 1 nm |
| Series: | K Series Color Screen |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190–1100 nm |
| Optical System: | Single beam |
| Monochromator: | C-T Monochromator, blazed holographic grating 1200 lines/nm |
| Wavelength Range: | 190 to 1100 nm |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 0.1/0.2/0.5/1/ 2/4/5 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 0.1/0.2/0.5/1/2/4 |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 320 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Optical System: | Single beam, grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Series: | K Series Color Screen |
| Optical System: | Single Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190–1100 nm |
| Optical System: | Single beam |
| Monochromator: | C-T Monochromator, blazed holographic grating 1200 lines/nm |
| Wavelength Range: | 320 to 1020 nm |
| Optical System: | Single beam |
| Monochromator: | C-T Monochromator, blazed holographic grating 1200 lines/nm |
| Wavelength Range: | 320 to 1100 nm |
| Optical System: | Split Beam, Grating 1200 lines/mm |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 2 nm |
| Excitation Source: | 150 W Xenon Lamp, Long-Life Hamamatsu |
| Excitation Wavelength: | 200–900 nm |
| Emission Wavelength: | 200–900 nm |