Water-soluble / specialty fertilizers
Soil Conditioners — Dispersible Amendment for Structure, Retention & Sodic-Soil Reclamation
FOB Black Sea / MENA · CFR/CIF worldwide on request
Indicative price
USD 123–150 / MT
Indicative range, firm quote on request
Key parameters
Quick contact
Full product details
Product overview
Soil conditioners are dispersible powder blends engineered to rebuild aggregate stability, raise cation exchange capacity and improve water-holding capacity in sandy, compacted or sodium-affected soils. Unlike straight gypsum or lime inputs that address a single chemical imbalance, conditioner formulations combine humic fractions, calcium carriers and fine clay minerals that flocculate soil particles and create pore space for root exploration.
Broad-acre buyers apply conditioners before planting on land degraded by years of flood irrigation or continuous monoculture — the organic fraction feeds soil microbiota while calcium displaces exchangeable sodium on clay lattices. Greenhouse and protected-culture operators blend conditioner into cocopeat and perlite substrates to buffer pH drift and reduce leaching losses from daily fertigation. Liquid-fertilizer compounders dissolve the powder into suspension concentrates sold to distributors serving orchard, vineyard and vegetable programmes across the Middle East, South Asia and East Africa.
Supply origins include humate-blending lines in Central Asia and Eastern Europe that source leonardite extract, bentonite fines and calcium sulphate by-product from industrial processes. The finished product disperses fully in irrigation water at field concentrations and can be broadcast dry when tillage equipment is available at land preparation.
Full specification
| Organic matter (dry basis) | 35% min |
| Humic + fulvic acids | 18% min |
| Calcium (CaO) | 8% min |
| Magnesium (MgO) | 2% min |
| Dispersibility (20°C) | 95% min |
| CEC contribution | 120 cmol/kg min |
| Moisture | 10% max |
| pH (1% suspension) | 7.5–9.0 |
| Appearance | Dark brown fine powder |
| Particle size | <80 mesh (180 μm) typical |
| HS code | 3824.90 |
- FOB
- CFR
- CIF
- Soil amendment
- Sodic reclamation
- Fertigation
- Substrate blending
Loading ports & logistics
Soil conditioners ship as non-hazardous organic fertilizer preparation under IMDG general cargo rules. Fine powder grades require moisture-barrier packaging and desiccants in sea containers to prevent caking during transit through humid corridors.
FOB from Black Sea container terminals and MENA bagging hubs. Standard parcel: 20 MT per 20-foot container (25 kg PE-lined PP woven bags, palletised) or 100–500 MT FIBC parcels on coaster vessels for regional distribution. Powder loads at 150–250 bags/hour with forklift handling; big-bag discharge uses hopper loaders at inland blending plants.
CFR/CIF to South Asia (Nhava Sheva, Mundra, Karachi), East Africa (Mombasa, Dar es Salaam), Middle East (Jeddah, Jebel Ali) and Mediterranean horticulture ports. Lead time 10–22 days from contract to loading window, subject to blending-line capacity and bagging availability at origin.
Packaging & documentation
Standard export pack: 25 kg PE-lined PP woven bags, palletised (40 bags per pallet) and stretch-wrapped for container loading. One-tonne FIBC big bags with moisture-barrier liner available for greenhouse substrate producers and liquid-fertilizer factories with pneumatic conveying. Double-lined bags minimise dust during discharge at humid destination ports.
Each lot includes mill certificate of analysis (organic matter, humic acids, CaO, moisture, dispersibility, pH), commercial invoice, packing list and bill of lading. Certificate of origin, phytosanitary clearance where required by destination customs, and third-party inspection at loading (SGS, Bureau Veritas) available for LC-backed contracts. SDS per GHS supplied on request.
FAQ
When should soil conditioners be applied instead of gypsum alone?
Gypsum supplies calcium to displace sodium on clay exchange sites but does little to rebuild aggregate structure or organic-matter pools. Soil conditioners combine calcium with humic fractions and dispersible clays that flocculate particles and hold moisture in the root zone — use them on sodic or compacted soils where gypsum alone has plateaued, or when fertigation lines need a soluble amendment that also buffers nutrient solution pH.
What application rate restores structure on degraded sandy soils?
Broadcast 300–600 kg/ha before planting and incorporate to 10–15 cm depth, or dissolve at 0.1–0.3% in drip irrigation for two to four weekly passes at transplant. On greenhouse substrates, blend at 2–5% by volume with cocopeat or perlite mixes. Repeat at half rate after each intensive crop cycle on soils that lose aggregate stability under continuous fertigation.
Can soil conditioners be tank-mixed with water-soluble NPK?
Yes for nitrate-based soluble grades applied in separate stock tanks or sequential injection passes. Avoid co-dissolving with concentrated phosphate or calcium nitrate in the same tank at full strength — humic and clay fractions can complex phosphorus and precipitate with high calcium loads. Use A/B systems or apply conditioner in the first irrigation pass and NPK in the second.
Related products
- Humic Acid Concentrate — high-analysis humate for paired soil-conditioning programmes
- Water-Soluble NPK — fertigation grades for sequential application after conditioner passes
- Calcium Nitrate — soluble Ca+N for structure support on calcareous soils