NMR Equipment Bruker 700MHz spectrometer with cryoprobe -TCI probe 5 mm -TXI probe 5 mm -four channels -Z gradient Bruker 500MHz spectrometer with cryoprobe -TCI probe 5 mm -TXI probe 5 mm -four channels -Z gradient Bruker 600MHz spectrometer -TXI probe 5 mm -four channels -Z gradient -BBI probe 5mm -two channels