| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251028 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 818.56 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1143.16 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251028 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1129.05 | USD | 20251028 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 790.34 | USD | 20251028 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251028 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251028 |