| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| China national standards | MT | 1096.61 | USD | 20250919 | |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1265.32 | USD | 20250919 |
| China national standards | MT | 998.2 | USD | 20250919 | |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Zibo Zhongsheng Chemical Co., Ltd. | China national standards | MT | 1209.09 | USD | 20250919 |
| Xinjiang Tianli Petrochemical Co., Ltd. | China national standards | MT | 1209.09 | USD | 20250919 |
| Yangmei Taihua Coking Investment Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 885.73 | USD | 20250919 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |