| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251026 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251026 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1043.31 | USD | 20251026 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1057.41 | USD | 20251026 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251025 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1029.21 | USD | 20251025 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1078.56 | USD | 20251025 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1339.39 | USD | 20251025 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1043.31 | USD | 20251025 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1043.31 | USD | 20251025 |