| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 372.94 | USD | 20250925 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 379.98 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 351.83 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 372.94 | USD | 20250925 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 379.98 | USD | 20250925 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 382.79 | USD | 20250925 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 351.83 | USD | 20250925 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 337.76 | USD | 20250925 |
| Jinan Xinhou Trading Co., Ltd. | China national standards | MT | 450.34 | USD | 20250924 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 330.72 | USD | 20250924 |