Sample: E23-1296 1A

hrmas, 750 MHz, MAS @ 5KHz @ 277 K
10 uL D2O + TSP (0.05% wt)

pulprog = zg90x4
p1 = 10.2 us
ns = 8
d1 = 2 secs

- pulse calibration:
-- use pulsecalTXI for quick check
-- p1 0.1; zg; fp;  apk ==> small positive signal
-- pulsecal; add 0.5
-- p1 90 degree value; zg ;fp ==> small dispersive signal with zero-crossing at water offset (o1)