| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.3 | USD | 20251211 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.16 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.12 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.14 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.17 | USD | 20251206 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.17 | USD | 20251205 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.2 | USD | 20251204 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.16 | USD | 20251203 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.08 | USD | 20251202 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 144.15 | USD | 20251201 |