Wavelength range | 190 to 900 nm |
Wavelength accuracy | ± 0.15 nm |
Wavelength repeatability | ≤ 0.04 nm |
Spectrum bandwidth | 0.1, 0.2, 0.4, 1.0 and 2.0 nm |
Base line stability | ≤ 0.002 Abs / 30 min |
Grating | 1800 lines / mm |
Inflamer | All-metal titanium burner |
Atomizer | Efficient glass atomizer |
Lamp | Hollow cathode lamp |
Lamp stand | 8 lamps automatic turret, automatic alignment |
Characteristic concentration of copper | 0.02 μg / ml / 1 % |
Detection limit of copper | 0.004 μg / ml |
D2 Background calibration ability | 1 A ≤ 30 times correction ability |
Measurement Repeatability | 0.005 |
Flame system | Air-acetylene flame system |
Acetylene air burner | 100 mm |
Ignition dynamic baseline drift | ≤ 0.006 Abs / 30 min |
Characteristic viscosity | ≤ 0.025 μg / ml / 1 % |
Standard deviation of the accuracy | ≤ 0.5 % (Cu, absorbance > 0.8 A) (detection limit Cu ≤ 0.008 μg / ml) |
Protection system | Can inevitably cut off gas if pressure is low, power cut-off, flame out and alteration of the burner |
Power supply | 220 V ± 22 V AC |
Dimension | 700 × 550 × 450 mm |
Net weight | 75 kg |