Pyrex NMR Sample Tubes, 5mm OD Thin Wall “P” Series
100-300 MHz
5mm OD x 9” long; Yellow cap


4.960 +/- 0.006mm OD; 4.,200+/- 0-.006mm ID; Wall 0.38mm; 0.0025mm roundness
Wall Variation +/- 0.025mm; Camber +/- 0.019mm; Length 9” 

Suitable  for all  experiments  when  matched to the application  and field strength.  These  sample tubes  are useful for air-moisture sensitive samples, organometallics, kinetics and other samples requiring carefully controlled environments.     
Made of Type 1, Class A Borosilicate glass (Pyrex or equivalent).  Each tube is capped and marked with the catalog number.