439
Fluorescent Dissolved Organic Matter in Natural Waters
Samples
Fluorescence properties
Peak A-region Peak T-region
Peak T
UV -region References
Standard substances/Component
type
Peak C-region
Peak C
Peak M
p
Peak W
Ex/Em (nm)
Soil fulvic acid (Standard)
–
320/440
–
270–280/430–
440
–
–
Sugiyama et al.
(2005)
Standard Suwannee River Humic
Acid b
350/461
300/461
–
255/461
–
–
Mostofa et al.
(2005a)
Standard Suwannee River Humic
Acid b
–
–
–
265, 230/436 –
–
Mostofa et al.
(2005a)
Standard Suwannee River Humic
Acid (n
= 3)
320–345/478–498 –
–
–
–
–
Baker (2005)
Humic acid (EEP2)
–
310/428
–
–
–
–
Coble (1996),
(2007)
Humic acid (EEP2)
–
310/423
–
–
–
–
Coble (1996),
(2007)
Humic acid, extracted from Lake
–
295/464
–
255/464
–
–
Mostofa KMG
et al., (unpublished data)
Protein-like, detected in sewerage
samples a
–
–
–
–
280/339–346
230/339–346
Mostofa et al.
(2010)
Protein-like, extracted from EPS
–
–
–
–
280–285/340–350 225/340–350
Liu and Fang
(2002)
Aromatic protein or soluble
microbial by-products-like
–
–
–
–
270–280/320–350 220–230/340–
350
Mayer et al.
(1999)
Tryptophan standard dissolved in
Milli-Q waters (n
= 3) b
–
–
–
–
275–280/352–356 225/343–358
Mostofa et al.
(2005a), (2010)
Tryptophan standard dissolved in
Milli-Q waters
–
–
–
–
275/357
Peak̒
Nakajima (2006)
Table 1 (contniued)
(contniued)