| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 281.46 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 309.61 | USD | 20250924 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 323.68 | USD | 20250924 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 253.32 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 256.13 | USD | 20250924 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 256.13 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.46 | USD | 20250924 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.46 | USD | 20250924 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 246.28 | USD | 20250924 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 288.5 | USD | 20250924 |