| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1116.15 | USD | 20251127 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 1017.01 | USD | 20251126 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1257.13 | USD | 20251126 |
| Hunan Jinyu Fine Chemical Co., Ltd. | China national standards | MT | 1017.01 | USD | 20251126 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1031.13 | USD | 20251126 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1257.13 | USD | 20251126 |
| Shanghai Juexin Industrial Development Co., Ltd. | China national standards | MT | 1101.76 | USD | 20251126 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1087.63 | USD | 20251126 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.01 | USD | 20251126 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1553.76 | USD | 20251126 |