| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 495.15 | USD | 20251211 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 636.02 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.68 | USD | 20251210 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.54 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 635.84 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 635.92 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.6 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.71 | USD | 20251206 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 636.05 | USD | 20251206 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 636.05 | USD | 20251205 |