Atomic Absorption Spectrophotometer SSA-100 Series

General and Optics

• Generation: Fifth-generation AAS (Atomic Absorption Spectrophotometer) from Adhyascientific
• Optical System: Optical dual-beam for flame; electronic dual-beam for graphite furnace
• Wavelength Range: 185.0–910.0 nm
• Monochromator: Czerny-Turner with aberration correction
• Spectral Bandwidth: 0.1, 0.2, 0.4, 1.0, 2.0 nm (switches automatically)
• Detector: Photomultiplier tube (PMT)
• Background Correction: Deuterium lamp
• Lamp Turret: 8 lamps on at the same time; each element's lamp is recognised automatically by barcode

Measurement Methods

• Analysis Techniques: Flame, graphite furnace, hydride generation and flame emission
• Quantitation Methods: Calibration curve and standard addition
• Repeat Measurements: Up to 99
• Reading Mode: Peak height or peak area
• QA/QC: Correlation coefficient, RSD%, QC samples, blanks and more

Atomization and Flame

• Atomization System: Flame, graphite furnace and hydride mounted in parallel; switches automatically within one second
• Burner Head: Pure titanium, 10 cm
• Atomizer: High-efficiency glass atomizer that resists hydrofluoric acid
• Spray Chamber: Polypropylene
• Position Adjustment: Motor-driven and automatic
• Gas Controller: Mass flow controllers
• Safety: Acetylene leak alarm, flame monitoring protection, acetylene and air pressure alarms, air buffer tank and waste liquid level monitoring

Graphite Furnace

• Heating Temperature Range: Room temperature to 3000°C
• Heating Method: RAMP / STEP
• Heating Control: Drying is current-controlled; ashing and atomization are controlled by optical temperature
• Heating Program: Up to 20 steps; internal gas flow 0–1 L/min
• Graphite Tube: Pyrolytic-coated, platform or non-pyrolytic options
• Gas: Argon 0.35–0.50 MPa
• Cooling Water: 10–30°C, pressure 0.06–0.2 MPa, flow 0.5–2 L/min
• Power Requirements: 220 V ±10%, 50 ±1 Hz, maximum power 6000 W
• Protection: Gas pressure monitoring, overcurrent protection, cooling block temperature protection and cooling water flow monitoring
• Features: Pneumatic furnace, in-furnace observation camera and digital light control with one-touch temperature calibration

Furnace Autosampler

• Injection Positions: 100 + 8 positions; standards, samples, matrix modifiers and diluents can go in any position
• Injection Volume: 1–100 µL
• Result Reproducibility: ≤1.5%
• Features: Fits and removes in just 3 seconds; supports online dilution

HVG-A Hydride Generator

• Elements: As, Hg, Pb, Se, Bi, Sb, Te
• Injection Flow Rate: Adjustable in 10 levels
• Detection Limit: Hg 5 ppb, As 10 ppb

Software

• Software: Preset parameters for each element, one-click module configuration, automatic dilution and smart sample sequence coding