Figure 4. Sequential fractionation amounts of Group 6A elements S (a), and Se (b) in STC, NWWS, and LWWS biosolids. From Ref. # [9]. These figures are modified from Ref. [9] and represent absolute abundancies of elements

From

Speciation of Elements via a Sequential Extraction Procedure in Municipal Wastewater Biosolids from Three Rural WWTP in East Texas (USA)

Kefa K. Onchoke

World Journal of Analytical Chemistry. 2023, 8(1), 6-12 doi:10.12691/wjac-8-1-2