New
Comes with everything seen in the pic
Works perfectly
I got it for a science project and never learned how to use it
Here is all the info from seller where i bought:
Excellent metering accuracy is higher than that of the same instrument. It is widely used in medical testing, food, petrochemical industry, environmental protection and monitoring. field.
★ Digital display measurement value
★Automatic light door, automatic zero adjustment and 100 instrument calibration
★Use original imported tungsten lamp to ensure the service life of the instrument
★ Large sample room, can hold up to 10cm cuvette
Product specifications:
Optical system: achromatic Czerny-Turner (1200L / mm grating)
Wavelength range: (contact info removed) nm
Wavelength accuracy: ±2nm
Spectral bandwidth: 6nm
Wavelength repeatability: ≤1nm
Stray light: ≤0.1%T @ 360nm
Photometric accuracy: 0.5% T
Photometric repeatability: 0.2% T
Drift: ≤0.2%T
Noise: ≤0.3%T
Stability: ±0.004A / h@500nm
Working mode: T, A, C
Zero mode: automatic
Wavelength drive mode: manual wavelength
Energy (light source): tungsten lamp
Weight: 10 kg
The package includes:
1 x visible spectrophotometer
1 x power cord
1 x glass cuvette
1 x instruction
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