| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1152.32 | USD | 20250825 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 969.63 | USD | 20250825 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1019.34 | USD | 20250824 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1325.0 | USD | 20250823 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1289.94 | USD | 20250823 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1191.79 | USD | 20250823 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1019.34 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 981.48 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 981.48 | USD | 20250823 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 981.48 | USD | 20250823 |