| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1030.69 | USD | 20251125 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1553.1 | USD | 20251125 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1030.69 | USD | 20251125 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.17 | USD | 20251125 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1256.6 | USD | 20251125 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1016.58 | USD | 20251125 |
| Shandong Tongzhou Chemical Co., Ltd. | China national standards | MT | 1411.91 | USD | 20251125 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1030.69 | USD | 20251125 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1086.85 | USD | 20251124 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |