Atomic Absorption Spectrophotometer

DISCRIPTION

1. Optical system

• Wavelength scope:190-900nm
• Wavelength repeatability: ≤0.05nm
• Spectrum bandwidth: 0.1, 0.2, 0.4 and 1.0nm
• Static baseline stability: ≤0.001A/30min
• Dynamic baseline stability: ≤0.003A/30min
• Resolution: ≤0.2nm
• Accuracy: ≤±0.1nm
• Background correction: Deuterium lamp: ≥50 @1A/Self-absorption : ≥50 @1A

2.  Flame system

• Characteristic concentration: 0.02μg/ml(Cu)
• Detection limit: 0.003μg/ml(Cu)
• Precision RSD≤0.5%
• Burner: total-titanium 50 or 100mm, interconvertible
• Position adjust: best position and front-back position auto setting
• High-temp. flame: 4mg/L Ba generate >0.15Abs

3. Graphite furnace system

• Characteristic quantity Cd: 0.3*10^-12g
• Detection limit Cd: 0.2*10^-12g
• Precision RSD≤2%(manual sampling-inlet)
• Temperature-ramp speed≥2000?/s
• Temperature range: RT~3000?
• Heating: 9-step, inclination, step and max power
• Temperature control: power at dry-ashing period, spectro-control max power at atomization period
• Applicable for platform-tube and non platform-tube

4. Graphite furnace autosampler

• Intelligent sample preparation , automatic dilution and self-diagnosis
• Max sampling-inlet 50μL, sampling precision 1.0μL, repeatability RSD≤1%
• Sample number: 50pcs(2mL specimen cup), 5pcs(25mL reagent cup)

5. AAS flame main frame basic info

• Dimension(L*H*W): 610*500*450(mm)
• Net weight: 45kg
• Power: 150W
• Voltage: AC220V±22V, 50Hz±0.5Hz

6. AAS graphite furnace basic info

• Dimension(L*H*W): 240*500*450(mm)
• Net weight: 60kg
• Power: 3600W
• Voltage: AC220V±22V, 50Hz±0.5Hz