Spectrum Tube Power Supply - 4kV 3mA ACThis 100ml polystyrene sample jar with screw cap is ideal for mid sized classroom applications. Its clear construction enables visual observation of contents, while the secure lid supports safe storage and transport. Educational Benefits Fosters organisation and analytical skills. Encourages observation and comparison between samples. Supports classroom discussions and report writing. Reusable across multiple topics or years. Classroom Applications
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