| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 635.96 | USD | 20251201 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 508.55 | USD | 20251129 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 635.69 | USD | 20251129 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 494.43 | USD | 20251129 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 480.3 | USD | 20251129 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 55% | MT | 762.83 | 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 |
| Shandong Rongnuo Chemical Co., Ltd. | 40% | MT | 536.81 | USD | 20251129 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 494.43 | USD | 20251129 |