| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.79 | USD | 20251110 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 818.56 | USD | 20251110 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 790.34 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251110 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251110 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1143.16 | USD | 20251110 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 882.07 | USD | 20251110 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251110 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 889.13 | USD | 20251110 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1114.94 | USD | 20251110 |