| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1017.61 | USD | 20251203 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1031.74 | USD | 20251203 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1017.11 | USD | 20251129 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1017.01 | USD | 20251126 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1030.69 | USD | 20251125 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1030.69 | USD | 20251125 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1016.58 | USD | 20251125 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1016.27 | USD | 20251124 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.2 | USD | 20251121 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251118 |