SP-20E Automatic TLC Sampler for Non-Contact Strip Spotting in Thin Layer Chromatography

The AELAB SP-20E Automatic TLC Sampler performs precise, non-contact strip spotting to support high-throughput thin layer chromatography workflows in laboratory and industrial testing environments. Developed to meet automation requirements of TLC laboratories and reduce manpower cost, SP-20E is designed for large numbers of complex TLC samples and integrates effectively as a partner instrument for TLC scanner quantitative analysis.

SP-20E Automatic TLC Sampler applies strip sample bands with narrow spline formation to improve separation degree on TLC plates, supporting repeatable spotting control and real-time status display for method-based TLC testing. Through full computer control and flexible method setup, SP-20E standardizes TLC sample application and improves analytical reproducibility for routine TLC screening and quantitative scanning.

⚙️ Design & Construction

The AELAB SP-20E Automatic TLC Sampler uses high precision stepper motor control to regulate positioning during TLC sample application, enabling accurate placement of non-contact strip spotting on the TLC plate. The SP-20E Automatic TLC Sampler is supplied as a complete system including the host unit, a dedicated spotting needle, and spotting workstation software to support automated thin layer chromatography sampling operations.

🔬 Working Principle / Testing Method

The AELAB SP-20E Automatic TLC Sampler regulates thin layer spotting by executing programmed movement and dispensing control to apply samples in a non-contact spotting method. SP-20E forms strip sample bands across a specified spot length to support improved TLC separation and enhanced suitability for thin-layer scanning quantitative analysis. The method can be set arbitrarily through computer control, supporting repeatable spotting sequences and standardized TLC sample preparation for scanning-based measurement workflows.

💡 Key Advantages

• SP-20E Automatic TLC Sampler performs non-contact spotting to reduce direct surface interference during TLC sample application
• SP-20E Automatic TLC Sampler supports strip sample spotting to enhance separation degree for TLC scanning quantitative analysis
• SP-20E Automatic TLC Sampler provides stepper motor control for precise positioning of TLC spotting locations on the plate
• SP-20E Automatic TLC Sampler supports spot length 5–195 mm, with remaining dimensions customizable for method-specific TLC testing
• SP-20E Automatic TLC Sampler enables selectable spotting speed of 0.5 / 1 / 2 / 5 / 10 μL/min to match TLC sample viscosity and method requirements
• SP-20E Automatic TLC Sampler supports spotting amount 1–20 μL, with expanded volumes available by customization for higher-load TLC screening
• SP-20E Automatic TLC Sampler provides real-time display of spot status and allows adjustable spot speed during operation to stabilize TLC sampling consistency

🔗 Connectivity & Integration

The AELAB SP-20E Automatic TLC Sampler is operated by full computer control using dedicated spotting workstation software in a WIN7/10 software environment. SP-20E supports method programming with unlimited storage, enabling standardized TLC sampling procedures across routine analysis, multi-sample workflows, and scanner-coupled TLC quantitative analysis.

🧠 Model Insight

🧪 Testing Applications

The AELAB SP-20E Automatic TLC Sampler is used for thin layer chromatography sample application where repeatable strip spotting improves separation degree and supports TLC scanner quantitative analysis. SP-20E is suitable for high-volume TLC workflows involving complex sample matrices in:

• Pharmaceutical quality control TLC screening and quantitative TLC scanner workflows
• Food and beverage contaminant monitoring using TLC separation and scanning
• Environmental analysis for pollutants and residue screening via TLC methods
• Biochemical and clinical laboratory TLC assays requiring standardized spotting sequences
• Material and chemical analysis where strip band application improves TLC resolution prior to densitometry

Compliance & Quality Assurance

The AELAB SP-20E Automatic TLC Sampler supports GLP-style laboratory documentation through computer-controlled methods, repeatable spotting sequences, and stored parameters for TLC sample preparation. SP-20E operates on 220 V, 50 Hz electrical input with 90 W rated power to stabilize automated TLC spotting performance. For regulated environments requiring formal certification, verify applicable conformity markings and calibration documentation according to laboratory SOPs and instrument delivery configuration.

For automated thin layer chromatography sample application with measurable control over strip spotting length, volume, and dispensing speed, the AELAB SP-20E Automatic TLC Sampler provides non-contact spotting performance designed to improve TLC laboratory throughput and TLC scanner quantitative analysis efficiency.