| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 910.89 | USD | 20250819 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 911.36 | USD | 20250818 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 2145.2 | USD | 20250818 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 841.26 | USD | 20250818 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 911.36 | USD | 20250818 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 820.22 | USD | 20250818 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 743.11 | USD | 20250818 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 911.36 | USD | 20250818 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 841.26 | USD | 20250818 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 785.17 | USD | 20250818 |