Table 5. Contents of minor elements in Cheonggukjang

Test No.	Minor elements concentration (mg/kg)									Heavy metals concentration (mg/kg)
	Fe	Mn	Zn	Cu	Sr	Mo	Ba	Se		Pb	Cd	As	Hg
CP-01	33.8±3.121)	17.4±3.90	23.1±3.99	4.51±0.73	3.88±0.57	1.25±0.02	3.12±1.01	0.036±0.001		ND2)	0.015±0.003	ND	ND
CP-02	32.5±4.85	12.9±0.44	21.1±0.32	2.60±0.19	2.84±0.70	2.21±0.19	1.04±0.08	0.033±0.005		ND	0.012±0.001	ND	ND
CP-09	36.7±7.51	13.8±0.31	18.1±0.64	4.96±0.05	3.67±0.54	1.42±0.12	0.47±0.07	0.067±0.020		ND	0.012±0.003	0.015±0.006	ND
CP-12	27.7±1.03	14.4±0.74	16.8±0.50	4.10±0.75	3.62±0.24	1.70±0.17	4.76±0.35	0.12±0.01		ND	0.015±0.0003	ND	ND
CP-21	19.2±2.59	8.05±1.42	9.37±0.79	1.75±0.04	2.23±0.30	0.94±0.001	1.70±0.36	0.12±0.016		ND	0.011±0.0002	0.049±0.001	ND
CP-25	27.8±2.05	14.0±0.47	16.9±0.80	2.72±0.17	3.02±0.20	0.89±0.14	1.61±0.13	0.049±0.01		ND	0.016±0.001	ND	ND
Mean	29.6	13.4	17.6	3.44	3.21	1.4	2.12	0.071		ND	0.014	0.011	ND
Min.	19.2	8.05	9.37	1.75	2.23	0.89	0.47	0.12		-3)	0.016	-	-
Max.	36.7	17.4	23.1	4.96	3.88	2.21	4.76	0.033		-	0.011	0.049	-

¹⁾All the data were expressed as mean±SD (n=3).
²⁾ND, not detected.
³⁾-, no value.