Atomic Absorption Spectrophotometer NAAS-400 ensures precise metal analysis with a wavelength range of 190 to 900 nm. It features automatic wavelength adjustment for enhanced operational efficiency. Our six-lamp holder with auto alignment supports multi-element analysis in a single setup. It has integrated safety mechanisms and an explosion-proof design, guaranteeing secure operation. This USB interface and data export features provide seamless connectivity for advanced digital lab operations.
| Lamp Holder | Six-lamp holder, single graphite furnace |
| 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 (automatic adjustment) |
| Baseline Stability | ≤ ±0.002 A / 30 min (static) ≤ ±0.005 A / 30 min (dynamic) |
| Light Source | 8 lamp automatic turret, automatic alignment |
| Lamp Power | Built in high-performance double cathode power |
| Flame Atomizer Concentration | 0.015 µg/mL / 1% (Cu) |
| Atomizer Detection Limit | 0.002 µg/mL (Cu) |
| Atomizer Precision | RSD ≤ 0.5% |
| Combustion Head | Metal titanium |
| Atomizer | Glass atomizer |
| Atomizing Chamber | Explosion-proof, corrosion-resistant spray chamber |
| Control System | Automatic PC control, 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 (1to 3 curves), automatic matching, standard addition |
| Repetition Frequency | 1 to 99 times, calculates average, SD, RSD |
| Printing and Data Export | Parameters, data, graphics print; export to Word and Excel |
| Communication Interface | USB and PC connectivity |
| Power Supply | 220V, 50/60 Hz; 5000 VA |
Atomic Absorption Spectrophotometer NAAS-400 used for<strong> </strong>accurate determination of metal elements in complex samples through flame and hydride methods. It is widely applied in<strong> </strong>metallurgy, food and beverage quality control, and pharmaceutical testing.
