| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 507.54 | USD | 20251021 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 493.44 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 281.97 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 324.26 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 267.87 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 267.87 | USD | 20251021 |
| Jiangsu Meilan Chemical Co., Ltd. | China national standards | MT | 239.67 | USD | 20251021 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 235.44 | USD | 20251021 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 239.67 | USD | 20251021 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.67 | USD | 20251021 |