紫外分光光度计
GD-752N Cheap UV Vis Spectrophotometer is an necessary instrument in each laboratory.And it's the most popular model for the reasonable price and good function.
Characteristics:
Themonochromatorwithaholographicflashinggratingisused.Ithastheadvantageofhighwavelengthprecision,goodmonochromaticityandlowstraylight.
Automaticswitchingoftungstenhalogenlampanddeuteriumlamp.
Asamplecompartmentfor0.5cm-5cmcells.
Computercontrolsystem,preciseautomaticT/Achangeover.
Automaticzeroandfullscaleadjustment.
Directconcentrationread-outandconcentrationfactorsettingfunction.
EquippedwithRS232port.PrintercanbeconnectedanddatacanbesenttoPCbyspecialsoftware.
Specifications:
Wavelengthrange200-1000nm
Wavelengthaccuracy≤2nm
Wavelengthrepeatability≤1nm
Transmittanceaccuracy±0.5%(t)(NBS930D)
Transmittance:repeatability≤0.2%(t)
Spectrumbandwidth5nm
Straylight≤0.5%(t)(at220nm,Nal)
StabilityDarkcurrentdrift:0.2%(t)/3min
Lightcurrentdrift:0.5%(t)/3min
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