| Vendor | Spec | Unit | Price | Currency | Date |
| China national standards | MT | 338.81 | USD | 20251107 | |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 338.81 | USD | 20251107 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 352.93 | USD | 20251107 |
| Jiangsu SOPO Chemical Co., Ltd. | China national standards | MT | 352.93 | USD | 20251107 |
| China national standards | MT | 324.69 | USD | 20251107 | |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 324.69 | USD | 20251107 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 374.1 | USD | 20251107 |
| Suzhou Shangma Chemical Technology Co., Ltd. | China national standards | MT | 395.28 | USD | 20251107 |
| Shanghai Huayi Holding Group Co., Ltd. | China national standards | MT | 398.1 | USD | 20251107 |
| China national standards | MT | 395.28 | USD | 20251107 |