| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 846.69 | USD | 20251030 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 846.94 | USD | 20251029 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 846.79 | USD | 20251028 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 846.49 | USD | 20251027 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 845.93 | USD | 20251025 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 845.93 | USD | 20251024 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 846.05 | USD | 20251023 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 845.62 | USD | 20251022 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 845.9 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | 85% | MT | 845.39 | USD | 20251020 |