| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.96 | USD | 20251107 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1143.02 | USD | 20251106 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 790.23 | USD | 20251106 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 889.01 | USD | 20251106 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 881.96 | USD | 20251106 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.68 | USD | 20251106 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 945.46 | USD | 20251106 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251106 |