| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.53 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.29 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 380.43 | USD | 20251020 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 408.61 | USD | 20251020 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.53 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 408.61 | USD | 20251020 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 338.16 | USD | 20251020 |
| Nanjing Daoyi Chemical Technology Co., Ltd. | China national standards | MT | 288.84 | USD | 20251020 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 302.93 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 338.16 | USD | 20251020 |