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NWSPEC

Microvolume UV-Vis Spectrophotometer for DNA, RNA & Protein Quantification | Vision 8041

Microvolume UV-Vis Spectrophotometer for DNA, RNA & Protein Quantification | Vision 8041

Microvolume UV-Vis Spectrophotometer

Maximum data. Minimum sample. Zero compromise.

The MicroDrop redefines microvolume spectroscopy with stand-alone operation and dual-mode flexibility. Requiring only 1–2 µL of sample, this compact instrument delivers research-grade precision across the full UV-Vis-NIR spectrum—no cuvettes, no computer, no waiting. From nucleic acid quantification to protein assays and cell culture monitoring, results appear in under 4 seconds.

Engineered for modern laboratories where bench space is precious and time is critical, the MicroDrop 2000 combines a xenon flash lamp with a 2048-element linear CCD array to capture high-resolution spectra from 190–1100 nm. The intuitive 7-inch touchscreen interface eliminates external computer dependency, while patented sample retention technology ensures reproducible microvolume measurements without evaporation or contamination.

Key Advantages

  • Stand-Alone Operation: 7-inch touchscreen interface—no external computer required
  • Dual Measurement Modes: Microvolume pedestal (0.5–2 µL) and standard cuvette formats
  • Ultra-Wide Dynamic Range: dsDNA quantification from 2 ng/µL to 37,500 ng/µL
  • Rapid Analysis: Results in under 4 seconds with no lamp warmup required
  • Full Spectrum Coverage: 190–1100 nm with 0.3 nm resolution and ±1 nm accuracy
  • Sample Preservation: Magnetic light-blocking cap minimizes evaporation and ambient interference

Technical Specifications

Parameter Specification
Instrument Type Microvolume UV-Vis spectrophotometer with dual-mode capability
Wavelength Range 190 – 1100 nm (full UV-Vis-NIR)
Wavelength Accuracy ±1 nm
Spectral Resolution 0.3 nm
Light Source Xenon flash lamp (no warmup required)
Detector CMOS 2048-pixel linear array
Measurement Modes Endpoint, kinetics, spectrum scanning
Microvolume Sample Size 0.5 – 2 µL
Absorbance Range 0 to 750 Abs
Path Lengths (Microvolume) 0.02 mm, 0.2 mm, 1 mm (automatic switching)
Precision 2% – 3%
dsDNA Detection Range 2 ng/µL – 37,500 ng/µL
Measurement Time < 4 seconds (pedestal and cuvette modes)
Spectrum Scanning Speed 5 seconds (full range)
Display/Control 7.0-inch LCD touchscreen (stand-alone operation)
Data Export USB port for multiple file formats
Dimensions (W × D × H) 235 × 295 × 200 mm
Weight 5 kg
Power Requirements 100–240 VAC, 50/60 Hz, 80–100 W
Sample Retention Magnetic light-blocking cap with patented anti-evaporation design

Dual-Mode Measurement Capability

Microvolume Pedestal Mode

Measure 0.5–2 µL samples directly without dilution or cuvettes. Surface tension holds the sample between the measurement pedestal and light-blocking cap. Ideal for precious nucleic acid and protein samples.

Cuvette Mode

Standard cuvette compatibility for conventional spectrophotometry, kinetics studies, and temperature-controlled measurements. Supports standard 10 mm pathlength cuvettes and microcuvettes.

Applications

  • Nucleic Acid Quantification: Accurate concentration and purity assessment (A260/A280, A260/A230 ratios) for DNA, RNA, and oligonucleotides with minimal sample consumption
  • Protein Analysis: Direct A280 quantification and colorimetric assays (Bradford, BCA, Lowry) for protein concentration determination across multiple methods
  • Cell Culture Monitoring: OD600 measurements for bacterial and yeast growth density assessment, culture optimization, and fermentation monitoring
  • Full-Spectrum Analysis: Routine UV-Vis scanning for compound identification, purity verification, and spectral characterization across 190–1100 nm
  • Kinetics Studies: Time-course measurements for enzyme activity, reaction monitoring, and stability assessments

Design Features

Stand-Alone Touchscreen Operation

The integrated 7-inch LCD touchscreen eliminates the need for an external computer, saving valuable bench space and simplifying workflow. Intuitive software guides users through measurement protocols with minimal training required.

Precision Optical System

The xenon flash lamp provides stable, broadband illumination without warmup delays. Combined with a high-resolution 2048-element CMOS detector, the system captures full spectra in 5 seconds with 0.3 nm resolution.

Sample Retention Technology

A magnetic light-blocking cap and patented pedestal design minimize sample evaporation during measurement while preventing ambient light interference. This ensures reproducible results even with sub-microliter volumes.

Compact Portability

Weighing only 5 kg with a footprint of just 235 × 295 mm, the MicroDrop 2000 fits easily in crowded laboratories and can be relocated effortlessly between workstations or shared facilities.

Rapid Boot and Measurement

No lamp warmup required—instant-on operation delivers results in under 4 seconds. High-throughput laboratories benefit from continuous operation without thermal drift or stability concerns.

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Since 1993 30+ Years of Instrument Expertise
Reliable Manufacturer Manufacturing & Services
Ph.D. Founded Dr. Pingxin Wang, UT Austin
Advantages Price · Service · Speed · Technical · Data
Fast Shipping In-Stock Orders Ship Same Day

Frequently Asked Questions

How can I contact you?

Feel free to call us T+86 189-6516-4839
or email  sales@nwspec.com to:

• Place an order
• Ask for a quote
• Or if you have any other questions

You will always get a live person here at NWSPEC; never an automated system! 

We are open from 6:00AM - 7:00PM Eastern Time, Monday - Friday. 

Where can I find application notes?

If you have any questions regarding the application notes, or can't find the one you are looking for, please contact Sales at sales@nwspec.com



Do you have instructional manuals for your instruments to download?

Yes, we have instructional manuals for our instruments. They can be found on https://nwspec.com/pages/resource .

If you don't see the one you are looking for, please contact: sales@nwspec.com



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