| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 323.46 | USD | 20250922 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 293.93 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 284.08 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.27 | USD | 20250922 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.27 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 255.96 | USD | 20250922 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 255.96 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 281.27 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 281.27 | USD | 20250922 |