| UV-VIS. Spectrophotometer |
| Features: Double Beam UV-VIS Scanning Spectrophotometer from 190 to 1100 nm.Should be suitable for both PC controlled and standalone operation with reference and sample holders.Measurement mode: Photometric mode, Spectrum mode, Quantitation mode, Kinetics mode, Time scan mode, Bio method mode, and Maintenance and Shared function must be included. Photometric Mode:Measures the photometric value at a single wavelength or multiple (up to eight) wavelengths set in 0.1mm increments.Spectrum mode: Measurement Abs, T%, E, Data storage and recall.Number of repeat scans: 1 to 99. Should be capable to measures a sample spectrum using wavelength scanning. Quantitation mode: Various combinations of wavelength number 1-3 wavelength and derivatives. Automatic concentration calculation using K-factor. Should be capable to measure in Lowry method, BCA method, Biuret method, CBB method, UV method.Kinetics mode:Measurement method: 1-wavelength, 2-wavelength, multi-cell and rate measurements.Bio-method mode:Must be capable of determining DNA and protein concentrations, quantitation, and protein quantitation.Time Course: Measures changes over time in photometric values at specified wavelength.Multi-component quantitation mode: Must be capable to Quantities up to 8-components mix in a single sample. |
| Technical Specifications: |
| Brand | : Shimadzu Corporation, Japan. |
| Model | : UV-1900i |
| Wavelength Range: | 190 to 1100 nm |
| Spectral Bandwidth: | 1 nm (190 to 1100 nm) |
| Wavelength Slew Rate: | 29,000 nm/min. |
| Wavelength Setting: | 0.1 nm increments with scanning. |
| Accuracy: | ± 0.1 nm at D2 peak 656.1 nm, ± 0.3 nm for entire range |
| Wavelength Repeatability: | ± 0.1 nm |
| Scanning Speed: | Minimum 29,000 nm/min with survey scanning |
| Display: | 24-bit Color Touch screen with Touch pen |
| Lamp Interchange Wavelength: | Automatic interchange link to wavelength. Interchange wavelength range of 295 to 364nm in 0.1nm increments. |
| Measurement time: | 1 to 9999 sec/min |
| Stray Light | Less than 0.02% at 220 nm (NaI), Less than 0.02% at 340 nm (NaNO2) & less than 0.5% at 198 nm (KCl) |
| Photometric system: | Double beam optics. |
| Photometric range: | Absorbance: -4 to 4 Abs & Transmittance: 0% to 400% |
| Photometric accuracy: | ± 0.002 Abs at 0.5 Abs, ± 0.004 Abs at 1.0 Abs & ± 0.006 Abs at 2.0 Abs. |
| Photometric Standard: | NIST930D or NIST1930. |
| Photometric Repeatability: | Less than ± 0.0002 Abs at 0.5 Abs, less than ± 0.0002 Abs at 1 Abs & Less than ± 0.001 Abs at 2 Abs. |
| Baseline Stability: | Less than 0.0003 Abs/Hr. (700nm, one hour after light source turned ON). |
| Baseline Flatness: | Less than ± 0.0006 Abs (1,100 to 190 nm, one hour after light source turned ON). |
| Noise Level: | Less than 0.00005 Abs (700 nm). |
| Light Source: | 20-W halogen lamp and deuterium lamp with Built-in light source auto position adjustment |
| Monochromator: | Lo-Ray-Light grade blazed holographic grating in Czerny-Turner mounting |
| Detector: | Silicon photodiode. |
| Standard: | ISO & CE marked |
| Power supply: | 200-240V, 1-pH 50 Hz |
| Accessories | a) Quartz Cell: 10μl Square Absorption Fused Silica Quartz Cell- 1Pair. b) Quartz Cell: 3μl Square Absorption Fused Silica Quartz Cell- 1Pair c) Brand Computer, Processor: Intel Core i5, RAM: 8 GB, SSD: 500 GB, Monitor: LCD 18 inch, with original OS and Kit, Mouse, and Keyboard.d) Printer: Laser Printer- 1No.e) UPS: 3KVA True On-line UPS with 30 min back-up in full load- 1No. |
| a) MS grade Methanol-10Lb) MS grade formic acid -5L (2.5L bottle each)c) MS grade acetonitrile-1L. |
| Brand Computer- 1No.Dell Brand PC, Processor- Intel Core i9-11900, RAM: 16 GB, SSD: 1TB, Original Windows latest version with original MS office, Optical Drive: DVD-R/W, Monitor: 27 Inch LED.10 KVA On-line UPS with built-in Stabilizer, 60min back up at full load- 01 No.HP/Canon Laser Printer with auto-Duplex- 1No.An installation Table with cabinet and rack included. |
| Country of Origin: | Japan. |
| Make and assembly | Japan. |
| Certification- Country of Origin | Yes. |
| Manufacturer Authorization Letter | Yes (On Manufacturer’s letterhead pad) |
| Manufacturer Warranty and guaranty | Yes (On Manufacturer’s letterhead pad) |
| Standard Warranty and guaranty | One Year |
| Extended Service Warranty | Five years (including warranty period) |
| Training | 2 days training on maintenance, trouble shooting, operation, and application of equipment will be provided by supplier after installation and commissioning. We will train up the appointed scientists/experts/technician until ready for operation. |
| Packing list | Packing list from manufacturer will be provided with system |
| Catalog | Manufacturer catalogue submitted in English |
| Remarks (any) | N/A |
| Price | Included. |
