The Wincom Atomic Absorption Spectrophotometer (AAS) is a high-performance analytical instrument designed for the precise quantitative determination of trace and ultra-trace metal elements in various samples. Operating on the advanced principle of atomic absorption spectroscopy, it utilizes a microcomputer control system to ensure excellent baseline stability, high sensitivity, and reliable accuracy. It is an indispensable tool for heavy metal analysis in environmental monitoring, food safety, metallurgy, geological prospecting, and pharmaceutical laboratories.

Technical Specifications

• Wavelength Range: 190 nm to 900 nm

• Monochromator Type: Czerny-Turner configuration with high-density diffraction grating

• Wavelength Accuracy: +/- 0.2 nm

• Wavelength Repeatability: Better than 0.1 nm

• Spectrum Bandwidth: Adjustable selection (0.1, 0.2, 0.4, 1.0, or 2.0 nm)

• Baseline Stability: Less than or equal to 0.004 Absorbance units per 30 minutes (Static)

• Atomization System: High-efficiency Flame Atomizer (optional Graphite Furnace system for ultra-trace detection)

• Burner Head: Titanium alloy burner for air-acetylene flame

• Light Source System: Automated multi-lamp turret (supports 4 to 6 hollow cathode lamps simultaneously)

• Power Supply: AC 220V, 50Hz

Key Features

• Automated Multi-Lamp Turret: Features a motorized lamp turret that allows pre-heating and automatic alignment of hollow cathode lamps, significantly reducing setup time between different element tests.

• Safe and Efficient Flame Control: Equipped with integrated safety interlocks for gas pressure monitoring, flameout protection, and automatic gas leak detection to guarantee laboratory safety.

• High Sensitivity Atomizer: Utilizes a corrosion-resistant glass nebulizer and a titanium alloy burner head to produce a stable, uniform flame, ensuring maximum reproducibility and sensitivity.

• Advanced Optical Background Correction: Features built-in Deuterium (D2) lamp background correction to eliminate molecular absorption interference when testing complex matrix samples.

• Intelligent Software Workstation: Connects seamlessly to a PC data workstation for automated wavelength scanning, peak picking, standard curve fitting, and comprehensive analytical report generation.

Primary Applications

• Environmental Analysis: Determining toxic heavy metals like Lead (Pb), Cadmium (Cd), Chromium (Cr), and Copper (Cu) in drinking water, industrial wastewater, and agricultural soils.

• Food Safety and Quality Control: Screening for trace element contamination in food items, dairy products, beverages, and seafood.

• Mining and Metallurgy: Quantitative assaying of gold, silver, copper, iron, and other precious or base metals in geological ore samples.

• Pharmaceutical and Cosmetics Inspection: Testing raw materials and finished products for heavy metal impurities to ensure regulatory compliance.