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Overview
Atomic Absorption Spectrophotometer LMAAS-A107 offers wavelength range of 190 to 900nm. It ensures efficient atomization with graphite furnace for trace element analysis. Incorporates longitudinally heated graphite tube, enhancing temperature uniformity. Built with gas control module, it regulates internal and external flow rates. Our Spectrophotometer with advanced RGWIN AAS software enables seamless operation and data management.
Features :
Automated slit selection
Deuterium background correction
Holographic diffraction grating
Water flow and argon pressure sensor
Vertical 4-lamp turret
Specifications :
| Optical Type | Single beam |
| Atomizer | Graphite furnace |
| Monochromator | Czerny-Turner type, focal length at 350mm |
| Wavelength Range | 190 to 900 nm |
| Wavelength Accuracy | ±0.3nm |
| Wavelength Repeatability | ±0.1nm |
| Grating | Holographic diffraction grating with 1800 lines/mm |
| Slits | 0.1, 0.2, 0.4, 0.7, 1.4, 2.0nm |
| Lamp Holder | Automated 4 lamp turret |
| Detector | Wide range UV-sensitive photomultiplier tube |
| Reading Mode | Transmittance(T), Absorbance(A), Concentration(C) |
| Photometric Range | 0 to 125%, -0.1 to 3.00A |
| Static Baseline Drift (Cu) | Less than 0.004A/30 min |
| Dynamic Baseline Drift | Less than 0.006A/15min |
| Background Correction | Deuterium background correction |
| Characteristic Mass | Cd less than 1pg, Cu less than 22pg |
| Detection Limit | Cd less than 1.5pg, Cu less than 20pg |
| Repeatability (Cu) | RSD less than 4% |
| Ambient Temperature | 3000oC |
| Ramp and holding time | 1 to 255s |
| Heating rate | Maximum linear heating rate 2000oC/s |
| Heating method | Light-controlled heating, Time-controlled heating, General heating |
| Gas flow rate inside tube | 1L/min |
| Gas flow rate outside tube | 0, 50, 200, 250ml/min |
| Safety Protection | Water flow sensor, Argon pressure sensor, Furnace body temperature sensor, Graphite tube installation self-inspection |
| Software | RGWIN AAS software package |
| Analytical Method | Flame AA, Flame AE, Hydride generation |
| Concentration Calculation Method | Standard curve, Standard Addition, Interpolation |
| Repeated Measurement Times | 1-30 times, Average, SD and RSD |
| QA/QC Function | Correlation coefficient, SD & RSD |
| Communication Port | Standard RS-232 |
| Working Environment | Temperature 10-35 °C, Humidity less than 85% |
| Power Supply | 110/220V, 50/60Hz |
| Dimension(W×D×H) | 850×650×550mm |
| Weight | 100KG |
Standard Accessories :
| Accessory | Unit | Quantity |
| Main unit | Each | 1 |
| Power cable | Each | 1 |
| Data cable | Each | 1 |
| Screw driver | Each | 1 |
| Cu Hollow cathode lamp | Each | 1 |
| Cd Hollow cathode lamp | Each | 1 |
| USB (manual and software) | Each | 1 |
| 5A fuse | Each | 3 |
| Argon pressure reducing valve connector | Each | 1 |
| Graphite tube | Each | 5 |
| High power socket | Each | 1 |
| 6×4mm transparent argon tube (10m) | Each | 1 |
| 5 to 50µl Pipette | Each | 1 |
| 200µl Pipette tip (1000pc/bag) | Pack | 1 |
| 6×10mm cooling water tube (6m) | Each | 1 |
| Graphite furnace camera connection cable | Each | 1 |
Optional Accessories :
Model No | Accessory | Unit | Quantity |
LMAAS-A107-W1 | Circulation Cooling Water System | Each | 1 |
LMAAS-A107-G1 | Graphite Tube | Each | 1 |
LMAAS-A107-C1 | Camera for Graphite Tube | Each | 1 |
LMAAS-A107-A1 | Auto Sampler | Each | 1 |
LMAAS-A107-D1 | Deuterium Lamp | Each | 1 |
LMAAS-A107-L1 | Hollow Cathode Lamp (Al, Ba, Bi, Ca, Co, Cr, Cd, Cu, Fe, Hg, K, Li, Mg, Mn, Mo, Na, Ni, Pb, Sb, Sn, Sr. Ti, Zr) | Each | 1 |
LMAAS-A107-L2 | Hollow Cathode Lamp (Ag, As, Se, Si, Te, V, W) | Each | 1 |
LMAAS-A107-L3 | Hollow Cathode Lamp (B, P, Ge, Zr) | Each | 1 |
LMAAS-A107-L4 | Hollow Cathode Lamp (Be) | Each | 1 |
LMAAS-A107-L5 | Hollow Cathode Lamp (Au) | Each | 1 |
LMAAS-A107-L6 | Hollow Cathode Lamp (Rb) | Each | 1 |
LMAAS-A107-L7 | Hollow Cathode Lamp (Cs) | Each | 1 |
Applications :
Atomic Absorption Spectrophotometer LMAAS-A107 is ideal for ultra-trace metal analysis in biological samples, environmental monitoring, pharmaceuticals, food safety, forensic investigations, and industrial quality control.
