
Sam Ma Ngao brand
Orthosilicic Acid (H4SiO4) All-Crop, Powder & Granule
- Pack size
- 50 kg
- Category
- Orthosilicic Acid
- Brand
- Sam Ma Ngao brand
For all crops. Restores the soil with secondary nutrients, improves soil structure, raises pH, holds fertilizer and releases soil minerals for the plant.
Key benefits
- Improves soil structure and raises pH
- Holds fertilizer; feeds the roots
- Strong plants, long-lasting green leaves
- Helps prevent yellowing and root rot
“Lower costs, higher yields.”




