| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 491.9 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 477.85 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 505.96 | USD | 20250928 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 491.9 | USD | 20250928 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 491.9 | USD | 20250928 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | 55% | MT | 772.99 | USD | 20250928 |
| Shandong Yushuo Chemical Co., Ltd. | 55% | MT | 772.99 | USD | 20250928 |
| Shandong Rongnuo Chemical Co., Ltd. | 55% | MT | 772.99 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 505.96 | USD | 20250928 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 55% | MT | 772.99 | USD | 20250928 |