| Vendor | Spec | Unit | Price | Currency | Date |
| BASF-YPC. Co., Ltd. | China national standards | MT | 620.81 | USD | 20251122 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 606.7 | USD | 20251121 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 606.45 | USD | 20251120 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 606.73 | USD | 20251119 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 620.84 | USD | 20251119 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 620.98 | USD | 20251118 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 606.86 | USD | 20251118 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.21 | USD | 20251117 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.21 | USD | 20251117 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 621.33 | USD | 20251117 |