Atomic Absorption Spectrophotometer NAAS-401 offers reliable performance with a wavelength range of 190 to 900 nm for precise metal detection. Our adjustable bandwidth options allow flexibility for different applications. It is equipped with dual background correction, which ensures reliable readings. This provides rapid auto ignition that improves operational efficiency. Our robust flame atomizer guarantees durability and consistent performance.
| Lamp Holder | Six lamp holders |
| Integration | Flame/Graphite Furnace Integrated Machine |
| Wavelength Range | 190 to 900 nm |
| Wavelength Accuracy | ≤ 0.15 nm |
| Wavelength Repeatability | ±0.1 nm |
| Operating Temperature | +15°C to +35°C |
| Relative Humidity | 20 to 80% |
| Grating | 1800 I/mm |
| Spectral Bandwidth | 0.1, 0.2, 0.4, 1.0, 2.0 nm (auto adjustable) |
| Baseline Stability | ≤ ±0.002 A / 30 min (static) ≤ ±0.005 A / 30 min (dynamic) |
| Light Source | Automatic turret with alignment |
| Lamp Power | Built in high-performance double cathode power |
| Characteristic Concentration | 0.015 µg/mL / 1% (Cu) |
| Detection Limit | 0.002 µg/mL (Cu) |
| Precision | RSD ≤ 0.5% |
| Combustion Head | Metal titanium |
| Atomizer | Efficient glass atomizer |
| Atomizing Chamber | Explosion-proof, corrosion-resistant spray chamber |
| Control System | PC controlled, auto alignment, ignition, optimization |
| Safety Features | Auto safety protection, anti-tempering, gas leakage alarm, auto shutdown |
| Background Correction | Deuterium lamp correction (up to 1A) |
| Measurement Methods | Flame method, hydride method |
| Calculation Method | Standard curve (1 to 3 curves), automatic matching, standard addition |
| Repetition Frequency | 1 to 99 times; calculates average, SD, RSD |
| Data Output | Print parameters, data, graphs; export Word and Excel |
| Communication Interface | USB, PC connectivity |
| Power Supply | 220V, 50/60 Hz, 5000 VA |
Atomic Absorption Spectrophotometer NAAS-401 used for accurate determination of metal elements in samples using flame and hydride methods. It is commonly applied in environmental analysis, pharmaceutical testing, food safety and academic research laboratories.
