| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 885.32 | USD | 20250825 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 786.95 | USD | 20250825 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1135.71 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 841.27 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 841.27 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 841.27 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 841.27 | USD | 20250823 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 785.18 | USD | 20250823 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 813.22 | USD | 20250823 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 785.18 | USD | 20250823 |