| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Guoshun Chemical Co., Ltd. | China national standards | MT | 1687.57 | USD | 20250827 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 815.66 | USD | 20250827 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 815.66 | USD | 20250827 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 815.66 | USD | 20250827 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 815.66 | USD | 20250827 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 815.66 | USD | 20250827 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.16 | USD | 20250827 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 703.16 | USD | 20250827 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.6 | USD | 20250827 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 801.6 | USD | 20250827 |