| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251129 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251129 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251129 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251128 |
| Liaocheng Jinxinda New Material Co., Ltd. | 55% | MT | 762.83 | USD | 20251128 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251128 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 55% | MT | 762.83 | USD | 20251128 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251128 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 776.96 | USD | 20251128 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.43 | USD | 20251128 |