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Flame Atomic Absorption Spectrophotometer
BACK
Standards:
Applications:
It is widely used in geology, metallurgy, medicine, chemical engineering, petroleum, agriculture, environmental protection, and commodity inspection industries. It is applied to the analysis of trace and ultra-trace elements. In recent years, its application has gradually expanded from inorganic chemistry to organic chemistry.
Product Information:
A flame atomic absorption spectrophotometer is a commonly used laboratory instrument for elemental analysis, specifically designed for the accurate determination of metal and certain metalloid elements in samples. It offers high sensitivity and easy operation, and is widely used in environmental monitoring, food testing, pharmaceuticals, chemical industry, and materials analysis.
Parameters
1. Optical System
|
Section |
Item |
Specification |
|
Main Unit
|
Power Supply |
AC 220 V / 50 Hz |
|
Power Consumption |
150 W |
|
|
Operating Temperature |
10°C – 35°C |
|
|
Operating Humidity |
≤ 80% |
|
|
Dimensions |
1000 mm (L) × 400 mm (W) × 470 mm (H) |
|
|
Weight |
70 kg |
|
|
Optical System
|
Detector |
Imported photomultiplier tube (PMT) |
|
Wavelength Range |
185 nm – 900 nm |
|
|
Grating Line Density |
1800 lines/mm |
|
|
Monochromator |
Czerny–Turner enhanced type |
|
|
Spectral Bandwidth |
0.2 nm, 0.4 nm, 1.0 nm, 2.0 nm (automatic switching) |
|
|
Wavelength Accuracy |
≤ ±0.1 nm |
|
|
Wavelength Repeatability |
< ±0.025 nm |
|
|
Baseline Drift |
0.003 ABS/30 min (static), 0.005 ABS/15 min (dynamic) |
|
|
Resolution |
Cu 324.7 nm wavelength, 0.2 nm bandwidth, half-width 0.2 nm ±0.01 nm |
|
|
Light Source System
|
Lamp Holder |
Turret-type fully automatic lamp switching system |
|
Lamp Power Supply |
400 Hz, 1/4 duty cycle pulsed operation |
|
|
Lamp Current Adjustment Range |
0–10 mA (average current), software controlled |
|
|
Atomization System
|
Characteristic Concentration |
(Cu) 0.025 μg/mL / 1% |
|
Detection Limit |
(Cu) 0.006 μg/mL |
|
|
Burner |
0.5 mm × 100 mm full-length burner |
|
|
Repeatability |
RSD ≤ 0.5% |
|
|
Nebulizer |
High-efficiency glass nebulizer with metal sleeve |
|
|
Atomization Chamber |
Corrosion-resistant full plastic chamber |
|
|
Safety Protection |
Multiple automatic safety protection functions, acetylene leak alarm and system shutdown |
|
|
Analytical Methods
|
Measurement Method |
Air-acetylene flame method |
|
Concentration Calculation |
Linear regression automatic calibration curve fitting and automatic result calculation |
|
|
Repetition Count |
1–99 times, automatic calculation of mean, standard deviation, and RSD |
|
|
Result Output |
Multi-format data storage and printing |
|
|
Communication Interface |
RS232. USB expansion interface |
|
|
Software Environment |
Windows XP / Vista / Windows 7 professional software |
|
|
Function Expansion |
Hydride generation system and graphite furnace system |
Features
Four-lamp or six-lamp positions are optional, featuring automatic 3D switching, energy balance, and simultaneous multi-lamp preheating to reduce waiting time. Deuterium lamp background correction and high-performance element lamps are available.
Automatic instrument optimization with memory function, enabling one-click scanning and peak searching.
Multi-format data storage and printing output for convenient data retrieval and comparison.
User-friendly software design with a single-interface multi-window layout for real-time data monitoring. Compatible with mainstream Windows operating systems, supports remote control and calibration, and offers both Chinese and English versions.
Advanced and reliable multi-level safety protection system with automatic detection and alarms for abnormal conditions such as low pressure, gas leakage, and flame extinction.
Expandable and integrated functions including hydride generation system, graphite furnace system, and hybrid system capabilities.
Equipped with automatic online detection function.
Configuration List
|
Model |
Main Configuration |
Unit |
Remarks |
|
Air Compressor |
/ |
1 set |
/ |
|
Workstation |
/ |
1 set |
|
|
Element Lamp |
Potassium, Sodium, or Magnesium lamp (optional) |
1 pc |
Complimentary |
|
Standard Solution |
Potassium, Sodium, or Magnesium standard solution (optional) |
1 bottle |
Complimentary |
|
Acetylene Gas |
Including pressure reducing valve |
1 cylinder |
Provided by customer |
|
Computer |
/ |
1 set |
Provided by customer |
