1 products found
Biochar Supreme, Black Owl Biochar Products
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Black Owl Biochar - Premium Organic Biochar
All Black Owl Biochar (TM) products have greater than 80% Organic Carbon. IBI defines a Class One biochar as any biochar consisting of anything greater than 60% Organic Carbon. Black Owl Biochar's Pure & Nautral, Premium Organic approval Biochar is ...