| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 784.63 | USD | 20250816 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 812.65 | USD | 20250816 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.68 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.68 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 840.68 | USD | 20250815 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 784.63 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 812.65 | USD | 20250815 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1050.85 | USD | 20250815 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1134.91 | USD | 20250815 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 980.79 | USD | 20250815 |