Seaweed Extract Powder & Flake
Product character: Black or brown powder / flake, water soluble, pH=8-10
Main ingredient:
Alginic Acid: 8-15%, organic matter≥50%, mannitol: 1-6%, N≥0.5%, P2O5≥3.0%, K2O:18-22%, I≥400ppm; much secondary element and microelements, cytokinin, betaine, vitamine...