| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 508.52 | USD | 20251202 |
| Shandong Rongnuo Chem | 55% | MT | 776.9 | USD | 20251202 |
| Shandong Yushuo Chem | 40% | MT | 621.52 | USD | 20251202 |
| Zibo Lishuo Chem | China national standards | MT | 494.39 | USD | 20251202 |
| Shandong Rongnuo Chem | 40% | MT | 537.03 | USD | 20251201 |
| Shandong Qiangsen Chem | 55% | MT | 635.96 | USD | 20251201 |
| Shandong Yushuo Chem | 50% | MT | 763.15 | USD | 20251201 |
| Zibo Lishuo Chem | China national standards | MT | 494.64 | USD | 20251201 |
| Zibo Lishuo Chem | China national standards | MT | 494.64 | USD | 20251201 |
| Shandong Xima | 40% | MT | 480.5 | USD | 20251201 |