| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.87 | USD | 20251022 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.15 | USD | 20251022 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.87 | USD | 20251022 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.26 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.97 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.97 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.07 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.8 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.8 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.89 | USD | 20251018 |