| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 928.41 | USD | 20250929 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 844.01 | USD | 20250929 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 844.01 | USD | 20250929 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 872.15 | USD | 20250929 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.01 | USD | 20250929 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1026.88 | USD | 20250929 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 927.59 | USD | 20250928 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1025.97 | USD | 20250928 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 927.59 | USD | 20250928 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1025.97 | USD | 20250928 |