PGinstruments PG990 UV-Vis分光光度计

Optic System
Wavelength Range: 190nm-900nm
Monochromator: Czemy-Turner Configuration
Spectral Bandwitdh: 0.1nm,0.2nm,0.4nm,1.0nm,2.0nm(5 steps,Automatic Changeover)
Wavelength Accuracy: ±0.25nm
Wavelength Repeatability: 0.15nm
Baseline Stability: 0.005A/30min

Flame Analysis
- Sensitivity(Cu): <0.03μg/ml/1%
- Burner Head: Titanium Alloy Burner
- Nebulizer: High-Efficiency Glass Nebulizer
- Atomization Chamber: Corrosion-Resistant Material
- Position Adjustment: 
+ Automatic Changeover of Flame and Furnace
+ Automatic Setting of Optimum Height for Flame Burner
- Safety: Automatic Ignition and Off Mixing Air-Acetylene Gas with Safety Control

Graphite Furnace Analysis
- Character Value(Cd): 0.5Pg
- Temperature Range: Ambient-2650℃
- Heating: Voltage Feedback Control When Drying And Ashing
- Heating program: Up to 9 Steps with Choices of Ramp,Temperature Increace and Full-Power Heating

Background Correction
- Deuterium Lamp Background Correction: 1.0A
- Self-Reversal Background Correction: 1.0A

Datasheet