| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| Jinan Xinbo Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 969.75 | USD | 20250926 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 955.7 | USD | 20250926 |
| Shandong Hengrui Chemical Co., Ltd. | China national standards | MT | 885.43 | USD | 20250926 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 927.59 | USD | 20250926 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 990.84 | USD | 20250926 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1110.3 | USD | 20250926 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1103.27 | USD | 20250926 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 990.84 | USD | 20250926 |