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BK-UV1900/BK-V1900 Scanning UV/VIS Visible Spectrophotometer GlanLab

This spectrophotometer offers ultra-low stray light, real-time lamp lifetime monitoring, and automatic calibration for accurate measurements. It features versatile modes for photometry, quantitative analysis, kinetics, multi-wavelength testing, and scanning (190-1100 nm). Additionally, it supports 6 biological analysis methods, making it ideal for chemical, biological, and research applications such as pharmaceutical testing, food and beverage analysis, environmental monitoring, and biochemical research.

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Product Description

Features:

High-Class Grating and Hermetic Light Path Design: Ensures ultra-low stray light, providing accurate and precise measurements by minimizing light interference.
SiO₂ Coating Optical Mirror: Effectively reduces external pollution, maintaining the performance and accuracy of the instrument by protecting against contamination.
Real-Time Lamp Lifetime Monitoring: Continuously monitors the lifespan of Deuterium and Tungsten lamps, alerting users when a replacement is needed to ensure consistent performance.
Automatic Wavelength Calibration and Dark Current Calibration: Automatically calibrates wavelength settings, changes the lamp source, and adjusts for dark current, ensuring accurate and reliable results.
GLP Self-Check Function: Performs self-checks on wavelength and photometry accuracy, ensuring compliance with Good Laboratory Practice (GLP) and maintaining measurement consistency.
Comprehensive analysis capabilities: supports photometry, quantitative analysis, kinetics, multi-wavelength testing (up to 8), scanning (190-1100nm), and DNA/protein analysis with curve storage.

Parameters

Model	BK-UV1900 BK-UV1900PC	BK-V1900 BK-V1900PC
Optical System	Single Beam, Grating 1200 lines/mm
Wavelength Range	190~1100nm	320~1100nm
Spectral Bandwidth	2nm
Wavelength Accuracy	± 0.5nm
Wavelength Repeatability	≤ 0.3nm
Photometric Accuracy	± 0.002A (0~0.5Abs), ± 0.004A (0.5~1.0Abs), ± 0.5% T (0~100% T)
Photometric Repeatability	0.001Abs (0~0.5Abs), 0.002Abs (0.5~1.0Abs), ≤ 0.2% T (0~100% T)
Stray Light	≤ 0.04% T @ 360nm; 220nm
Stability	± 0.001A / h @ 500nm
Baseline Flatness	± 0.002A
Noise	0.0005Abs @ 500nm
Display	480 *272 65 thousand true color TFT LCD
Photometric Mode	T, A, C, E
Photometric Range	0~200% T,-0.301~3.0A
Detector	Silicon Photodiode
Light Source	Deuterium Lamp, Tungsten Lamp
Input	Membrane Keypad
Output	USB2.0*2 Print and data output USB1.0 Connect PC
Standard Accessories	10mm glass cuvette 4 units 10mm quartz cuvette 2 units		10mm glass uvette *4 units
Optional Accessories	Single cell holder,General cell holder,Test tube holder,Solid sample holder,Deuterium lamp,Halogen lamp,4-place Cell holder,Printer,Water-jacketedcell holder,Reflection accessory 5°,Auto 8-cell changer,Micro cell holder,Water-jacketed cell holder,Constant-temperature system
Power Supply	AC110V/220±10% ,60/50Hz
Packing Size(mm)	620500370		620500370
Gross Weight(kg)	18		16.5