Westtune 721g Cheap and Basic Vis Visible Spectrophotometer with LCD Display

• Customization: Available
• After-sales Service: 1year
• Application: Laboratory Apparatus
• Model NO.: 721G
• Detection Method: Spectrophotometer
• Advantage: High Sensitive
• Principle: Classic Spectrometer
• Wavelengths: Visible Spectrometer
• Certification: CE
• Customized: Non-Customized
• Photometry: Split Beam
• Focal Lengthwavelength Setting: 160mm
• Wavelength Setting: Manual Turn Knob
• Grating: 1200 Lines/mm
• Wavelength Accuracy: ±2nm
• Wavelength Repeatability: ≤1nm
• Spectrum Bandwidth: 5nm
• Wavelength Range: 340-1000nm
• Photometric Accuracy: ±0.5%T
• Photometric Repeatability: ≤0.2%T
• Transport Package: Standard Export Package
• Specification: Sample compartment for 5-100mm cuvettes
• Trademark: WEST TUNE
• Origin: China
• HS Code: 9027300090
• Production Capacity: 1000units/Year
• Package Size: 56.00cm * 49.00cm * 29.00cm
• Package Gross Weight: 15.000kg
• Lead Time: 10 days (1 - 10 Sets) ; To be negotiated ( > 10 Sets)

Product Description

721G VIS Spectrophotometer:

Single beam, wavelength range: 340-1000nm, 
Bandwidth 5nm, accuracy:  ±2nm
LCD, RS232, Cuvette holder 50mm,
including software

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

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

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


Specifications
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

Standrad Accessories:

User manual	1pc
Glass cuvette 1cm	4pcs
UV WIN7 software	1pc
Power cable	1pc
Fuse	2pcs
Cuvette holder 50mm	1pc

Optional Accessories
Cuvette holder 100mm
Cuvette 20mm 30mm 50mm 100mm