| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 281.18 | USD | 20250919 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 309.3 | USD | 20250919 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 323.36 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 260.09 | USD | 20250919 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 260.09 | USD | 20250919 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 260.09 | USD | 20250919 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 281.18 | USD | 20250919 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 379.6 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 267.12 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 255.88 | USD | 20250919 |