Table 1.

Line-fits of NMR data to mixed Lorentzian-Gaussian functions show the gradual increase in ^[4]Al with time (solution:solid of 10:1 batch reaction). Line-fit errors are < 2%.

time (h)	Total raw area counts for both [4]Al sites (arbitrary units)	%[4]Al = [4]Al/Altotal × 100
0	7.16 × 104	20
3	8.30 × 104	30
6	12.0 × 104	51
9	15.5 × 104	57
15	20.3 × 104	68
19	21.5 × 104	81
24	25.2 × 104	86
30	30.4 × 104	97
42	29.4 × 104	95
48	32.1 × 104	95
72	30.8 × 104	100
120	31.9 × 104	100