| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Xinhou Trading Co., Ltd. | China national standards | MT | 450.34 | USD | 20250923 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 256.13 | USD | 20250923 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 256.13 | USD | 20250923 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 253.32 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 260.35 | USD | 20250923 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 260.35 | USD | 20250923 |