𝔖 Bobbio Scriptorium
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Proton Binding Properties of Humic Substances Originating from Natural and Contaminated Materials

✍ Scribed by van Zomeren, André; Costa, Amélia; Pinheiro, José Paulo; Comans, Rob N. J.


Book ID
126835518
Publisher
American Chemical Society
Year
2009
Tongue
English
Weight
419 KB
Volume
43
Category
Article
ISSN
0013-936X

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📜 SIMILAR VOLUMES


Size fractionation of humic substances:
✍ H.Kipton J. Powell; Eric Fenton 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 990 KB

## Humic substances have been extracted from a standard reference peat at pH 2.0, 6.0-6.5, 9.0 and 12.0 using 0.01 M or 0.001 M Na4P207. Humic acids extracted at pH 6.0, 9.0 and 12.0 showed a progressive increase in mean molecular size, as determined by gel permeation chromatography. With increasi