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Scanning Visible Spectrophotometer BEQ-1901
This spectrophotometer, being combined with an ARM processed core, has test speeds and functions possessed by high-end instruments. The instrument can meet the requirement of quantitative analysis for most samples conducted within the visible and ultraviolet-visible spectral range in conventional laboratories and is suitable for use in medicine and health,...
- Wavelength Scanning: Fast / Medium / Slow scanning with kinetic analysis and peak detection.
- Automatic Wavelength Setting: Fast, accurate wavelength positioning.
- 7-Inch Color Touchscreen: Clear display and intuitive operation.
- Quantitative Analysis: Linear regression, direct concentration readout, concentration-factor setting and T/A changeover.
- Up to 3-Year Product Warranty
- US & EU Compliance Standards
- Door-to-Door Shipping
Technical Specifications
Detailed operating and construction parameters for this model.
| Model | BEQ-1901 |
| Wavelength Range | 325-1100nm |
| Spectral Bandwidth | 2nm |
| Wavelength Accuracy | ±1nm |
| Photometry | Split Beam |
| Monochromator Type | Czerny-Turner |
| Focal Length | 160mm |
| Grating | 1200 lines/mm |
| Detector | Silicon Photocell |
| Wavelength Setting | 7-inch color touch-screen |
| Wavelength Repeatability | ≤0.5nm |
| Scanning Speed | Fast-Medium-Slow |
| Stray Light | ≤0.1%T( at 360nm NaNo2 ) |
| Photometric Range | 0.0-200.0% T-0.301-4.000 A0.000-9999 C |
| Photometric Accuracy | ±0.5% T±0.004 Abs (0-0.5A)±0.008 Abs (0.5-1A) |
| Photometric Repeatability | ≤0.2% T0.002 Abs (0-0.5A)0.004 Abs (0.5-1A) |
| Noise | 100%(T)noise≤0.2%(T) , 0%(T)noise≤0.1%(T) |
| Power | AC220V±22V 50Hz±1Hz, 100W |
| Packaging Size | 630mm X 535mm X 405mm 0.14M3 21kg |
Product Features
Key design, performance, usability, and safety advantages.
Applications Explore common laboratory, research, industrial, and process applications.
Education & Teaching Laboratories
Widely used in teaching laboratories for demonstrating Beer-Lambert Law, calibration curves, and basic qualitative and quantitative analysis of colored solutions.
Chemical & Industrial Process Control
Measuring absorbance-based color intensity and tracking reaction kinetics in dyes, coatings, inks, and electroplating solutions for routine industrial quality control.
Pharmaceutical & Biotech Quality Control
Used for quantitative analysis of APIs and finished products with visible absorbance, dissolution testing, and optional basic DNA/protein quantification and reaction kinetics monitoring via PC software.
Water & Environmental Analysis
Used for routine colorimetric determination of ammonia nitrogen, total phosphorus, Cr, nitrite, and volatile phenols in environmental water quality monitoring.
Food & Agricultural Quality Control
For colorimetric detection of nitrite, nitrate, phosphate, peroxide value, and pigments in food and agricultural products for quality control compliance.
Items Included Review the standard components and accessories supplied with this product.
| Name | Quantity |
| Operation manual | 1pc |
| Thermal Plotter | |
| Glass cuvette 1cm | 4pcs |
| Power cable | 1pc |
| Fuse | 2pcs |
| Cuvette holder 10mm | 1pc |
Accessories For Purchase View compatible optional accessories and additional items available separately.
| Name | Size |
| UV WIN8 station pro software | |
| Cuvette holder | 50mm 100mm |
| Cuvette | 20mm 30mm 50mm 100mm |