Lab UV Vis Spectrometer Visble Spectrophotometer

• After-sales Service: Online Technical Support
• Application: Laboratory Apparatus
• Warranty: 1 Year
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: DW-721G
• Detection Method: Spectrophotometer
• Advantage: High Resolution
• Principle: New Spectrometer
• Wavelengths: Visible Spectrometer
• Dispersive Element: Interferometer Spectrometer
• Light Number: Polychromator
• Certification: ISO9001, CE
• Customized: Customized
• Photometry: Split Beam
• Monochromator Type: Czerny-Turner
• Focal Length: 160mm
• Grating: 1200 Lines mm
• Detector: Silicon Photocell
• Spectrum Bandwidth: 5nm
• Wavelength Setting: Manual Turn Knob
• Wavelength Range: 340-1000nm
• Wavelength Accuracy: 2nm
• Wavelength Repeatability: 1nm
• Transport Package: Standard Export Packaging
• Specification: 560mm X 490mm X 285mm
• Trademark: Drawell
• Origin: China, Shanghai
• Production Capacity: 1000pieces/Month

Product Description

DW-721G VIS Spectrophotometer

Product Description

DW-721G VIS Spectrophotometer been widely used in colleges and enterprises for general quantitative analysis and experiments based in absorbance measurements.

Main Features

 Sample compartment for 5-100mm cuvettes
 Equipped with RS232 port
 Precise automatic T/A changeover
 Automatic zero and full scale adjustment
 Direct concentration read-out and concentration factor setting function
 Software optional

 High quality silicon photometric diode detector and 1200 lines/mm diffraction grating ensure the  high quality accuracy and precision.
 Backlit LCD display for an easy readout.
 Automatic 0A and 100%T.
 Easy switching of transmittance, absorbance and concentration modes, just by pressing one key.
 Direct concentration read-out and concentration factor setting function.
 Large sample compartment, for 5 - 100mm path length cuvettes with optional holders.
 Easy to change the halogen lamp or lamp by the user himself.
 

Product Parameters

Specificatons
Photometry:     Split Beam
Monochromator Type:    Czerny-Turner
Focal Length:    160mm
Grating:    1200 lines/mm
Detector:     Silicon Photocell
Spectrum Bandwidth:    5nm
Wavelength Setting:     Manual Turn Knob
Wavelength Range:    340-1000nm
Wavelength Accuracy:    ±2nm
Wavelength Repeatability:    ≤1nm
Stray Light  :     ≤0.5%T( at 360nm NaNo2 )
Photometric Range:     0.0-100.0% T
0.000-1.999 A
0.000-1999 C
Photometric Accuracy:    ±0.5% T
±0.004 Abs (0-0.5A)
±0.008 Abs (0.5-1A)
Photometric Repeatability:    ≤0.2% T
0.002 Abs (0-0.5A)
0.004 Abs (0.5-1A)
Noise:    100%(T)noise≤0.3%(T) , 0%(T)noise≤0.2%(T)
Power:    AC220V±22V 50Hz±1Hz, 130W
Packaging Size:    560mm X 490mm X 285mm 0.08M³ 14kg
 

Detailed Photos