| 1. Product grade and purity | Industrial grade; KCl ≥ 98.0% | Fertilizer grade; KCl typically 95.0%–98.0% | High-purity grade; KCl ≥ 99.0% | Agricultural grade; specification varies by lot |
| 2. Typical particle size | 80–200 mesh powder | 40–100 mesh powder | 100–200 mesh powder; tighter distribution available | Custom mesh subject to minimum order quantity |
| 3. Indicative export price | USD 280–360 per metric ton, FOB | USD 240–320 per metric ton, FOB | USD 340–460 per metric ton, FOB | USD 250–340 per metric ton, FOB |
| 4. Minimum order quantity | 1 metric ton | 20 metric tons | 500 kg for trial orders; 1 metric ton thereafter | 10 metric tons |
| 5. Payment terms | 30% deposit; 70% before shipment | 20% deposit; 80% against shipping documents | Irrevocable letter of credit at sight or bank transfer | 30% deposit; balance before dispatch |
| 6. Communication response time | Within 1 business day | Within 1–2 business days | Within 4–8 business hours | Within 1–3 business days |
| 7. Technical and after-sales support | COA, SDS, packing photos, and loading updates | COA and SDS; limited formulation guidance | COA, SDS, sample testing, batch traceability, and complaint procedure | Basic documentation; replacement review for verified quality issues |
| Quality documents | Certificate of Analysis and Safety Data Sheet | Certificate of Analysis and standard export documents | Batch-specific Certificate of Analysis, Safety Data Sheet, and inspection support | Certificate of Analysis available upon request |
| Packaging options | 25 kg woven bags with inner liner; 1,000 kg big bags | 25 kg bags and bulk shipment options | 25 kg moisture-resistant bags; customized export labels | 25 kg bags or 500–1,000 kg big bags |
| Estimated lead time | 7–14 days after deposit and specification confirmation | 14–21 days | 10–18 days, depending on testing and packaging | 14–28 days |
| Common trade terms | FOB and CIF | FOB, CFR, and CIF | FOB, CIF, and DAP subject to destination review | FOB and CFR |
| Best fit for | Small and medium industrial buyers needing flexible quantities | Large-volume fertilizer purchasers focused on price | Buyers requiring high purity, traceability, and technical support | Routine agricultural applications with less customization |