| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 309.4 | USD | 20250922 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 281.27 | USD | 20250922 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 313.62 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 382.53 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 253.14 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.27 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 368.46 | USD | 20250922 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.27 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 323.46 | USD | 20250922 |