Atomic Absorption Spectrophotometer BK-AA320N 190-900nm Wavelength Range, ≤±0.5nm Wavelength Accuracy (CAT#: STEM-LT-0993-ZJF)

The BK-AA320N Atomic Absorption Spectrophotometer is a high-precision instrument designed for the detection and quantification of metal elements in a wide range of samples. It features a wavelength range of 190-900nm with high accuracy and repeatability, making it suitable for various industries including environmental, chemical, and food analysis. The instrument uses a 1800 lines/mm grating and provides multiple spectral bandwidth options for flexible analysis. With a low detection limit and reliable background calibration, the BK-AA320N ensures precise and repeatable results. Additionally, it comes with essential accessories, including a glass atomizer, Cu hollow cathode lamp, and an oil-free air compressor.

Wavelength Range: 190-900nm
Wavelength Accuracy: ≤ ±0.5nm
Wavelength Repeatability: ≤ 0.3nm (single direction)
Spectral Bandwidth: 0.2nm, 0.4nm, 0.7nm, 1.4nm, 2.4nm, 5.0nm
Grating: 1800 lines/mm
Resolution: <40%
Base Line Stability: ±0.004Abs/30min
Characteristic Concentration: ≤ 0.04μg/ml/1% (Cu)
Detection Limit: ≤ 0.008μg/ml (Cu)
Background Calibration: >30 times
Power Supply: 220V, 50Hz
Packing Size:
Main instrument: 1250 x 795 x 765 mm
Accessories: 545 x 445 x 1385 mm
Gross Weight:
Main instrument: 138 kg
Accessories: 56 kg
Standard Accessories:
RS232 serial port
Oil-free air compressor
Glass atomizer
Cu hollow cathode lamp
Atomizer unit, burner unit, dust cover
Water-separating gas filter
Titanium burner-10cm
Optional Accessories:
Software
Model GA3202 HGA graphite furnace system
Hydride generator
Graphite tubes
Recirculating cooling water system
Hollow cathode lamps for Ag, Au, Ca, Cd, Cr, Fe, Hg, K, Mg, Mn, Na, Ni, Pb, Zn, As, etc.

Built-in computer data processing with LCD display.
Double-beam system automatically compensates for light source drift and wavelength variations.
Quick analysis with immediate sample testing, no pre-heating of cathode lamp required.
High precision with gas path system stabilizing pressure and current.
High energy optical path for better analysis.
Long-life, corrosion-resistant atomization system.
Multi-functional analysis modes: flame absorption, flame emission, graphite furnace atomic absorption, and hydride generation.
Safe gas path system with quick gas conversion and multiple flame types for over 60 elements.

STEM-LT-0991-ZJF
STEM-LT-0992-ZJF
STEM-LT-0994-ZJF
STEM-LT-0995-ZJF