| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 807.8 | USD | 20251211 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 834.19 | USD | 20251124 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 833.51 | USD | 20251120 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 833.9 | USD | 20251119 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 847.27 | USD | 20251117 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 847.06 | USD | 20251112 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 846.67 | USD | 20251111 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 846.79 | USD | 20251110 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 847.03 | USD | 20251107 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |