| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1034.38 | USD | 20250924 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1013.27 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 971.05 | USD | 20250924 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250924 |