science-softCon uv/vis+ spectra data base;	www.uv-spectra.de; (C) science-softCon 2017

Substance: humic acid				Other Names: PGS 10

Formula: C9H9NO6				CAS-No.: 1415-93-6	PubChem: CID 

Study: uv absorption spectrum

                
Authors: J.J. Alberts

Title: The effect of metal ions on the ultraviolet spectra of humic acid, tannic acid and lignosulfonic acid

Journal/Source: Water Research, 16 (7), 1273-1276, (1982); http://dx.doi.org/10.1016/0043-1354(82)90146-4


Data: table, diagram

Energy/Wavelength range: 250 - 400 nm

Resolution: 5 nm

Temperature: 298 K

Temperature dependence: no

Pressure/Concentration: 

Phase: solution (0.025 M KH2PO4 and 0.025 M Na2HPO4 buffer solution)

pH:


Comments: The interaction of humic acid, tannic acid and lignosulfonic acid with iron, aluminum and manganese is investigated 
using ultraviolet spectrophotometry. 

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