| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1210.3 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1266.59 | USD | 20250925 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1266.59 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1125.86 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 956.98 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 956.98 | USD | 20250925 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1238.44 | USD | 20250925 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1118.82 | USD | 20250925 |