Agilent 6120 single rod mass spectrometer, with beautiful color and normal function. The laboratory is no longer needed, we sincerely sell it. Interested parties please chat privately. If you are the one, please disturb us. The device has a complete appearance, comes with a power cord, and is suitable for laboratory use. Not testing for quality, only selling at a low price. Sold without refund or exchange, thank you for your understanding.