Home >                  	Term: humic acid  
humic acid
The dark-colored organic material that can be extracted from soil with dilute alkali and other reagents and that is precipitated by acidification to pH 1 to 2.
- Part of Speech: noun
 - Industry/Domain: Earth science
 - Category: Soil science
 - Company: Soil Science Society of America
 
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 Creator
- Bob Adams
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