Product overview
A brown-seaweed extract (kelp and other brown algae) with 14–16% alginic acid, dried to flakes or powder. It dissolves completely and is used in foliar sprays, fertigation and as a biostimulant component of organic and compound fertilizers.
Specification
| Item | Specification |
|---|---|
| Appearance | Black Flake / Powder |
| Solubility in water | 100% w/w |
| pH | 8–11 |
| Organic matter | ≥40% |
| Alginic acid | ≥14–16% |
| Seaweed polysaccharides | ≥30% |
| Amino acids | ≥2.1% |
| Nitrogen (N) | ≥1% |
| Phosphorus (P₂O₅) | ≥1% |
| Potassium (K₂O) | ≥14–16% |
| Moisture (H₂O) | ≤5% |
Values are the supply specification. Confirm the grade against the COA of the lot you test.
What it does
- Seaweed polysaccharides and alginic acid
- Potassium and trace elements from the seaweed
- Biostimulant component for foliar and fertigation use
- Combines with humic and fulvic carbon in liquid blends
How it is used
Dissolve for foliar sprays, drip irrigation or root drench, or use as a raw material in biological, organic and compound fertilizers. Higher-alginate grades allow lower dose rates.
Packing and documents
25 kg woven or kraft bags with an inner liner; jumbo bags and private-label packing on request. TDS and SDS for every grade, a representative COA before you order and a COA with every lot. Request documents or a sample.
Related products
FAQ
Which concentration should I choose?
Higher alginic acid grades (18–20%) suit concentrated liquid products; 12–16% grades are cost-effective for direct application.