. 2020 Jun 15;5(25):15335–15343. doi: 10.1021/acsomega.0c01410

Table 1. Total Al Content (mg kg^–1 dw) in Ground Coffee Beans from 10 Different Coffee Samples for WC1–4 (n = 6), 10 Single Beans WC1 (sb) “Single Beans” (n = 10), CC1–4 (n = 3), and for AC1 and AC2 (n = 5); Means Followed by the Same Letter Do Not Differ Significantly.

sample ID	min	median	max	mean	SD
WC1	3.21	5.37	8.40	5.52^a	2.46
WC1 (sb)	2.59	3.77	7.18	4.02^a	1.35
WC2	3.01	4.98	6.70	4.90^a	1.68
WC3	1.54	2.46	3.63	2.51^b	0.87
WC4	2.31	3.11	4.04	3.20^a	0.77
CC1	3.74	5.32	5.68	4.96^a	0.86
CC2	4.04	4.74	6.61	5.13^a	1.33
CC3	11.71	13.82	15.51	13.68^c	1.90
CC4	7.74	7.99	10.19	8.64^d	1.35
AC1	1.56	2.21	2.74	2.18^b	0.50
AC2	1.51	1.80	3.82	2.28^b	0.94

Table 1. Total Al Content (mg kg–1 dw) in Ground Coffee Beans from 10 Different Coffee Samples for WC1–4 (n = 6), 10 Single Beans WC1 (sb) “Single Beans” (n = 10), CC1–4 (n = 3), and for AC1 and AC2 (n = 5); Means Followed by the Same Letter Do Not Differ Significantly.