The specification of pure seaweed extract form as follow:
Average composition:
Solubility: > 99.0%
PH 8-10
Moisture 1-5%
Crude protein 6-8%
Organic matter .>45%
Alginic acid 10-20%
Mannitol .4-7%
Nitrogen 1.0-1.5%
Phosphorus:0.5-1.5%
Potassium 16-21%
Iron 0.2-0.4%
Calcium 0.15-0.20%
Magnesium 0.2-0.9 %
Total amino acid: 1.5-3.5%
Essential trace elements:
Cytokinin & gibberellin: 600ppm-800ppm
(Natural hormone)
Copper 1-6ppm
Vitamin: >600ppm
Zinc: 50-200ppm
Manganese 5-12ppm
Molybdenum 1-5ppm
Boron: 16-24ppm
Nickel: 1-3ppm
Plumbum: <10ppm
Hg: < 5ppm
Co: < 5ppm
Cd: < 5ppm