| Vendor | Spec | Unit | Price | Currency | Date |
| BASF-YPC. Co., Ltd. | China national standards | MT | 678.61 | USD | 20251204 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.92 | USD | 20251204 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.74 | USD | 20251203 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 678.41 | USD | 20251203 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.74 | USD | 20251203 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 621.52 | USD | 20251202 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.4 | USD | 20251202 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 678.36 | USD | 20251201 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 621.83 | USD | 20251201 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 607.7 | USD | 20251201 |