Spex

Spex 1702/04 .75 Spectrometer. No detector with system, photomultiplier housing only. Spectrometer only, no other parts. Grating: 600 grooves mm.

Spex 6850 Cryogenic Impact Mill. Uses steel impactor driven by magnetic coils. Requires liquid nitrogen as coolant. Coil will hold one 6801 vial or our
6751 vials. Digital controls. Liquid nitrogen consumption is typically 15 to 20 liters for initial cool down and filling of tub, 4 to 6 liters for each hour of operation there after. 115V, 1 Ph, 60 Hz, 15A

Spex Sampleprep 6870 Large Freezer Mill. Large cryogenic impact grinder with self-contained liquid nitrogen tub and insulated case. 

• Touch-screen controls for programming grinding cycles, times, impact rate, pre-cooling and cooling times
• Stores 10 grinding programs
• Grinds samples in the 0.1 to 100g range
• Holds one Large Vial, one Mid-Size Vial, or up to four Standard Small Vials
• Auto-Fill System (6820) available for automated flling with liquid nitrogen
• Safety features include LN sensor and lid interlock
• Requires liquid nitrogen for operation