Quantification of Humic and Fulvic Acids in Humate Ores, DOC, Humified Materials and Humic Substance-Containing Commercial Products
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16.1K Views
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12:55 min
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March 18th, 2022
DOI :
March 18th, 2022
•Rozdziały w tym wideo
0:04
Introduction
0:49
Solid Sample Preparation
1:41
Extraction Procedure: Solid Samples
2:36
Extraction Procedure: Liquid Samples
3:25
Nonsoluble Material Removal
4:00
Humic Acid (HA) Precipitation and Separation
5:23
Ash Content, Purified HA Percentage, and Original Source Sample Pure HA Concentration Determination
6:05
Hydrophobic Fulvic Acid (HFA) Purification Column Preparation
7:14
Hydrophobic FA Isolation
8:15
HFA De-Ashing
10:33
Results: Representative HA and HFA Quantification
12:06
Conclusion
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