BIIC-Tech is a leading measurement company in China now,
dedicated to high-end analytical measuring instruments
China UV-1801P/UV-1801S UV/VIS Spectrophotometer Suppliers and Factory - High Precision Instruments
Key Features
Features
- Scan type, single beam spectrophotometer with wide wavelength range, satisfying requirement of various fields.
- Five options for spectral bandwidth selection: 5nm, 4nm, 2nm, 1nm, and 0.5nm, made according to customer's need and satisfy the requirements of pharmacopoeia.
- Standard manual 4-cell holder accommodates cells from 5–50mm and changeable to long path length cell holder of 100mm.
- Optional accessories such as peristaltic pump automatic sampler, water constant temperature sample holder, peltier temperature control sample holder, single slot test tube sample holder, film sample holder.
- Optimized optics and electronics design, light source and detector from the world famous manufacturer ensure high performance and reliability.
- Rich measurement methods: wavelength scan, time scan, multi-wavelength determination, multi-order derivative determination, double-wavelength method and triple-wavelength method etc., meet different measurement requirements.
- Data output can be obtained via a printer port.
- Parameters and data can be saved in case of power failure for user's convenience.
- PC controlled measurement can be achieved via USB port for more accurate and flexible requirements.
Technical Specs
Specifications
| Wavelength Range | 190–1100nm |
| Spectral Bandwidth | 2nm (5nm, 4nm, 1nm, 0.5nm optional) |
| Wavelength Accuracy | ±0.3nm (for UV-1081P), ±0.5nm (for UV-1081S) |
| Wavelength Reproducibility | ≤0.2nm |
| Monochromator | Single beam, plane grating of 1200L/mm |
| Photometric Accuracy | ±0.3%T (0–100%T) |
| Photometric Reproducibility | ≤0.2%T |
| Working Mode | T, A (−0.301–3A), C, E |
| Stray Light | ≤0.1%T (NaI, 220nm; NaNO2, 340nm) |
| Baseline Flatness | ±0.003A |
| Stability | ≤0.002A/h (at 500nm, after warming up) |
| Noise | ≤0.2%T/3min (0% line) |
| Detector | Silicon photo-diode |
| Display | 7 inches colorful touch screen |
| Power | AC: 90–250V, 50V/60Hz |
| Dimensions | 470mm × 325mm × 220mm |
| Weight | 9kg |
Frequently Asked Questions
Q
What is the wavelength range of the UV-1081 spectrophotometer?
The UV-1081 spectrophotometer covers a wavelength range of 190–1100nm, making it suitable for a wide variety of analytical applications across UV and visible light spectra.
Q
How many spectral bandwidth options are available?
There are five spectral bandwidth options: 0.5nm, 1nm, 2nm, 4nm, and 5nm. The default is 2nm, and the other options can be selected based on customer requirements, including compliance with pharmacopoeia standards.
Q
What cell path lengths are compatible with this instrument?
The standard manual 4-cell holder accommodates cells ranging from 5mm to 50mm. It can also be changed to a long path length cell holder supporting up to 100mm path length for specialized measurements.
Q
Does the UV-1081 support PC-controlled operation?
Yes, the UV-1081 supports PC-controlled measurement via a USB port, enabling more accurate, flexible, and automated data acquisition for advanced laboratory workflows.
Q
What measurement methods does the UV-1081 support?
The instrument supports a rich set of measurement methods including wavelength scan, time scan, multi-wavelength determination, multi-order derivative determination, double-wavelength method, and triple-wavelength method, covering a broad range of analytical needs.
Q
Will data be lost if there is a power failure?
No. The UV-1081 is designed to save all parameters and measurement data in non-volatile memory, so your data is fully preserved even in the event of an unexpected power failure.


