Investigation into River Sediments Toxicity as a Result of Inappropriate Waste Disposal

Table 3

Acid volatile sulfides (AVSs) (μmol g⁻¹ of dry sediment), Simultaneously extracted metals (SEMs) (μmol g⁻¹ of dry sediment), sum of extracted metals (∑SEM), total sulfur (μmol g⁻¹ of dry sediment), and total organic carbon (TOC) (%).

Sample	TOC	Sulfur	AVS	Cu	Co	Ni	Pb	Zn	Cd	∑SEM
	(%)	(𝜇mol g^−1)
PSF01	0.53	14.98	<0.01	0.04	0.05	0.05	0.01	0.22	<0.01	0.37
PSF03	0.29	38.25	<0.01	0.18	0.19	0.08	0.06	0.63	<0.01	1.14
PSF05	0.8	43.47	<0.01	0.18	0.19	0.06	0.08	5.26	<0.01	5.77
PLV01	0.98	43.05	0.01	0.11	0.12	0.08	0.08	2.45	<0.01	2.84
PSF06	0.89	67.69	0.01	1.15	1.24	0.07	1.47	129.51	0.3	133.74
PCS01	1.06	64.96	1.93	1.52	1.63	0.26	1.98	132.4	0.4	138.19