Research Article

Spectral Characterization of Fungal Metabolites in Aqueous Medium with Humus Substances

Table 2

FQY and for natural NOM and its low molecular weight fraction in comparison to solutions of commercial humic acids in water.

FQY and λ em (for given λ ex)NOM of natural waterLow molecular weight fraction of NOMCommercial humic acids

FQY (λ ex = 270 nm)1.8%2.7%2.6%2.2%4.0%3.9%1.3%1.3%
FQY (λ ex = 310 nm)2.5%3.2%3.4%3.0%4.8%3.9%1.2%1.2%
FQY (λ ex = 355 nm)3.6%3.9%5.0%5.0%7.2%5.7%1.0%1.1%
λ em, nm (λ ex = 270 nm)446446438450436439478477
λ em, nm (λ ex = 310 nm)428421420424420423475475
λ em, nm (λ ex = 355 nm)448445445451447445476477