Atomic Absorption Spectrophotometer LAAS-A23 is a microcomputer-controlled instrument with automated ignition mode and a wavelength range of 185 nm to 900 nm. Equipped with an automatic gas control mechanism and an automatic temperature control for up to 20 orders for the user's reliability. Designed with polymer explosion-proof spray chamber and full titanium combustion head for ensuring low maintenance of the spectrophotometer.
Request Quote| Wavelength range | 185 to 900 nm |
| Spectral Bandwidth | 0.1 nm,0.2 nm,0.4 nm, 0.7 nm, 1.0 nm, 1.4 nm, 2.0 nm automatic setting |
| Wavelength accuracy | ± 0.15 nm |
| Wavelength repeatability | < 0.1 nm |
| Baseline Stability | ≤ ± 0.002 A/30 min (Static), ≤ ± 0.004 A/30 min (Dynamic) |
| Absorbance Range | 0 to 4 A |
| The Program | Automatic temperature controls up to 20 order |
| Temperature Range | Room temperature to 3000 ℃ |
| Detector | Imported photomultiplier tube |
| Heating Mode | Vertical heating |
| Temperature Control Method | Vertical optical temperature monitoring graphite tube wall temperature |
| Temperature Control | The furnace enriched up to 20 times |
| Lamp holder | ≤ 8 lamps automatic turret, automatic alignment |
| Lamp power supply mode | Pulsed power supply |
| Optical System | Large 1800 /mm grating ruling, full closed optical system |
| Atomization Chamber | Polymer explosion-proof spray chamber |
| Characteristics Volume | 0.4 × 10-12g (Cd) |
| Detection Limit | 0.4 × 10-12g (Cd) |
| Detection Limit (Cu) | 0.002 μg/mL |
| Burner | Full titanium combustion head, 50 mm or 100 mm general combustion head |
| Nebulizer | Atomizer efficient glass atomizer, can also be customized |
| Precision | RSD ≤ 0.5 |
| Ignition Type | Microcomputer control, automatic ignition |
| Safety measures | Graphite tube damage, water flow Air pressure and other alarm temperature overheating protection |
| Gas Control | Automatic gas control system |
| Cooling Water | Can choose cooling water circulation system |
| Power supply | 110 / 220 V (+5 % to -10 %), 60 / 50 Hz; 5000 VA |
Atomic Absorption Spectrophotometer is widely used for analysis of metals in the fluids across various industries like food, petroleum, chemicals, pharmaceuticals, etc.
| Model | Wavelength range | Spectral Bandwidth | Wavelength accuracy | Wavelength repeatability | Baseline Stability | Absorbance Range | The Program | Temperature Range | Detector | Heating Mode | Temperature Control Method | Temperature Control | Lamp holder | Lamp power supply mode | Optical System | Atomization Chamber | Characteristics Volume | Detection Limit | Detection Limit (Cu) | Burner | Nebulizer | Precision | Ignition Type | Safety measures | Gas Control | Cooling Water | Power supply |
| LAAS-A23 | 185 to 900 nm | 0.1 nm,0.2 nm,0.4 nm, 0.7 nm, 1.0 nm, 1.4 nm, 2.0 nm automatic setting | ± 0.15 nm | < 0.1 nm | ≤ ± 0.002 A/30 min (Static), ≤ ± 0.004 A/30 min (Dynamic) | 0 to 4 A | Automatic temperature controls up to 20 order | Room temperature to 3000 ℃ | Imported photomultiplier tube | Vertical heating | Vertical optical temperature monitoring graphite tube wall temperature | The furnace enriched up to 20 times | ≤ 8 lamps automatic turret, automatic alignment | Pulsed power supply | Large 1800 /mm grating ruling, full closed optical system | Polymer explosion-proof spray chamber | 0.4 × 10-12g (Cd) | 0.4 × 10-12g (Cd) | 0.002 μg/mL | Full titanium combustion head, 50 mm or 100 mm general combustion head | Atomizer efficient glass atomizer, can also be customized | RSD ≤ 0.5 | Microcomputer control, automatic ignition | Graphite tube damage, water flow Air pressure and other alarm temperature overheating protection | Automatic gas control system | Can choose cooling water circulation system | 110 / 220 V (+5 % to -10 %), 60 / 50 Hz; 5000 VA |
| LAAS-A20 | 180 - 900 nm | 0, 0.2, 0.4, 1.0, 2.0nm (Automatic setting) | ≤ 0.15 nm | ± 0.1 nm | - | 0 - 4 A | - | - | Imported photomultiplier tube | - | - | - | ≤ 6 lamps automatic turret, automatic alignment | pulsed power supply | large 1800 /mm grating ruling, full closed optical system | Polymer explosion-proof spray chamber | - | - | 0.002 μg/mL | Full titanium combustion head, 50 mm or 100 mm general combustion head | Atomizer efficient glass atomizer,can also be customized | RSD ≤ 0.5 % | Microcomputer control, automatic ignition | - | Automatic gas control system | - | 110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA |
| LAAS-A21 | 180 – 900 nm | 0 nm, 0.2 nm, 0.4 nm, 1.0 nm, 2.0 nm (5 steps with automatic changeover) | ≤ 0.15 nm | ± 0.1 nm | - | 0 - 4 A | - | - | - | - | - | - | ≤ 3 lamps automatic turret, automatic alignment | pulsed power supply | large 1800 /mm grating ruling, full closed optical system | Polymer explosion-proof spray chamber | - | - | 0.002 μg/mL | Full titanium combustion head, 50 mm or 100 mm general combustion head | Atomizer efficient glass atomizer,can also be customized | RSD ≤ 0.5 % | Microcomputer control, automatic ignition | - | Automatic gas control system | - | - |
| LAAS-A22 | 180 – 900 nm | 0.1 nm,0.2 nm,0.4 nm, 1.0 nm, 2.0 nm automatic setting | ≤ 0.15 nm | ± 0.1 nm | - | 0 - 4 A | Automatic temperature control up to 20 order | room temperature to 3000 ℃ | imported photomultiplier tube | vertical heating | Vertical optical temperature monitoring graphite tube wall temperature | The furnace enriched up to 20 times | ≤ 6 lamps automatic turret, automatic alignment | pulsed power supply | Large 1800 /mm grating ruling, full closed optical system | Polymer explosion-proof spray chamber | 0.5 × 10-12g (Cd) | 0.4 × 10-12g (Cd) | 0.002 μg/mL | Full titanium combustion head, 50 mm or 100 mm general combustion head | Atomizer efficient glass atomizer,can also be customized | RSD ≤ 0.5 | Microcomputer control, automatic ignition | The graphite tube damage, water flow Air pressure and other alarm temperature overheating protection | Automatic gas control system | - | 110 / 220 V (+5 % ~ (-10) %), 60 / 50 Hz; 5000 VA |
| LAAS-A11 | - | 0.2 nm, 0.4 nm, 0.7 nm, 1.4 nm, 2.4 nm, 5.0 nm | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0.008 mg/ml | - | - | - | - | - | - | - | - |
| LAAS-A13 | - | 0.1, 0.2, 0.4, 1.0 and 2.0 nm | - | - | ≤ 0.002 Abs / 30 min | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| LAAS-A12 | - | 0.1 nm, 0.2 nm, 1.0 nm, 2.0 nm | - | - | - | - | - | - | Photomultiplier | - | - | - | - | - | 1800 lines / mm | Corrosion resistant | - | - | - | 100 mm metallic titanium | - | - | - | - | - | - | - |
