Bruker AVANCE NEO - Helium Transfer Line

Basic Procedures
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5.1.2 Sample Preparation
• Use clean and dry sample tubes.
• Use medium to high quality sample tubes.
• Always filter the sample solution.
• Always use the same sample volume or solution height.
• Filling volume of a 5 mm tubes is 0.6 ml or 5 cm.
• Filling volume of a 10 mm tubes is 4 ml or 5 cm.
• Use the sample depth gauge to adjust the sample depth.
Sample Tube Type CryoProbes RT Probes Old RT Probes
Standard 5 mm sample tube with
round end.
19 mm 20 mm 18 mm
Bruker Shigemi tube. 17 mm 20 mm 18 mm
1
2
3
4
5
Figure5.1: Inserting the Sample into the Spinner
1 Sample 4. Center Line
2 Spinner 5. Depth Adjustment Screw
3 Depth Gauge
• The sample tube should sit tightly inside the spinner.
• Wipe the sample tube clean before inserting into magnet.