| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1152.46 | USD | 20250926 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1241.01 | USD | 20250926 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250926 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1266.59 | USD | 20250925 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1242.66 | USD | 20250925 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1154.0 | USD | 20250925 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250925 |