| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1016.59 | USD | 20251114 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.83 | USD | 20251112 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1030.59 | USD | 20251112 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.34 | USD | 20251111 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251110 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251107 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.35 | USD | 20251106 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.05 | USD | 20251104 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1086.71 | USD | 20251028 |