| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 459.37 | USD | 20251205 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 459.37 | USD | 20251205 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.77 | USD | 20251205 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.77 | USD | 20251205 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 325.09 | USD | 20251205 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 989.41 | USD | 20251205 |
| Liaocheng Jinxinda New Material Co., Ltd. | 90% | MT | 395.77 | USD | 20251205 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.98 | USD | 20251205 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 522.98 | USD | 20251205 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 424.03 | USD | 20251205 |