| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 494.68 | USD | 20251210 |
| Shandong Xima | 40% | MT | 480.54 | USD | 20251210 |
| Shandong Xima | China national standards | MT | 508.81 | USD | 20251210 |
| Shandong Xima | 40% | MT | 480.41 | USD | 20251209 |
| Shandong Xima | China national standards | MT | 508.67 | USD | 20251209 |
| Laiyang Kangte | 55% | MT | 974.95 | USD | 20251209 |
| Shandong Qiangsen Chem | 40% | MT | 494.54 | USD | 20251209 |
| Zibo Huijie Chem | 40% | MT | 664.1 | USD | 20251209 |
| Shandong Yuxuan Chem | 55% | MT | 763.0 | USD | 20251209 |
| Hubei 789 Chem | 55% | MT | 777.13 | USD | 20251209 |