BIOBASE UV/VIS Spectrophotometer, Wavelength Range: 190~1100nm

The Biobase UV/VIS Spectrophotometer (Model: BK-UV1800 / BK-UV1800PC) is a high-precision, single-beam spectrophotometric system designed for accurate and versatile measurements across a broad wavelength range of 190–1100 nm. Equipped with advanced optics, SiO₂-coated mirrors, and automated calibration functions, this system is ideal for applications in life sciences, environmental testing, quality control, pharmaceuticals, and research laboratories.

It features GLP-compliant self-checking, automatic wavelength and dark current calibration, and expandable software options for quantitative, multi-wavelength, spectrum scanning, DNA/protein testing, and kinetic assays (PC version only). The system offers excellent performance with photometric accuracy of ±0.002A and a color TFT LCD display for intuitive control.

Key Features & Benefits

✅ Wide Wavelength Range (190–1100 nm)

• Covers both UV and visible spectra, enabling a variety of assays including nucleic acid/protein quantification, enzymatic studies, and general absorbance measurements.

✅ Advanced Optics with SiO₂-Coated Mirrors

• Reduces external contamination and ensures stable light path and high optical performance.

✅ Automated Calibration & GLP Compliance

• Features automatic wavelength and dark current calibration.
• Includes GLP self-diagnostic functions to verify wavelength and photometric accuracy.

✅ Multi-Functional PC Software (BK-UV1800PC)

• Supports advanced applications such as:
  • Kinetics and Reaction Rate Monitoring
  • Multi-wavelength testing (up to 8 wavelengths)
  • Spectrum Scanning
  • DNA/Protein Quantification
  • Quantitative Curve Fitting (Linear & Through Zero)

✅ High Precision & Photometric Accuracy

• Photometric accuracy:
  • ±0.002A (0–0.5Abs)
  • ±0.004A (0.5–1.0Abs)
• Excellent wavelength repeatability (≤0.2 nm) and noise level (±0.0005A).

✅ Touchscreen Display and Easy Operation

• Large 480 × 272 full-color TFT LCD screen.
• Intuitive membrane keypad interface.
• Includes USB-A and USB-B ports for data output, PC connection, and printer support.

Basic Measurement Modes

1. Photometry Mode
   • Measure Absorbance (A), Transmittance (%T), and Energy (E) at fixed wavelengths.
2. Quantitative Mode
   • Establish standard curves with:
     • Linear fit
     • Linear through zero
   • Supports:
     • Coefficient input
     • Standard sample input
     • Read from standard samples
   • Stores 240 curves and up to 240 data points per curve.
3. Kinetics
   • Time-based scanning for reaction monitoring.
   • Calculates ΔA/t (reaction rate) and saves time-course data.
4. Multi-Wavelength Mode
   • Measure Abs/Transmittance at up to 8 wavelengths simultaneously.

Technical Specifications

Standard Accessories

• 1 cm glass cuvette ×4
• 1 cm quartz cuvette ×2
• 1 cm quadruple cuvette holder ×1
• PC software for BK-UV1800PC version

Optional Accessories

• Long pathlength cuvette holders
• Micro cuvette adapter
• Solid sample holder
• Test tube holder
• Water bath constant temperature absorption pools
• Deuterium/tungsten lamps
• Printer and other modular accessories

Applications

• Nucleic acid (DNA/RNA) and protein quantification
• General absorbance-based assays
• Enzyme kinetics and time-course studies
• Water and environmental sample testing
• Biotechnology, clinical diagnostics (research use only)
• Chemical analysis in R&D, pharma, and QA/QC labs

Why Choose the Biobase BK-UV1800 Series Spectrophotometer?

✅ Covers full UV-VIS spectrum from 190 to 1100 nm

✅ PC-connected model (BK-UV1800PC) supports advanced kinetic and multi-wavelength analysis

✅ Automated wavelength calibration and GLP self-check

✅ High accuracy and resolution for reliable scientific results

✅ Includes cuvettes and USB connectivity for easy data export

The Biobase UV/VIS Spectrophotometer is a powerful yet cost-effective solution for research labs, offering precision, flexibility, and robust performance in all spectrophotometric workflows.