| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1240.69 | USD | 20251025 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251025 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251025 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1043.31 | USD | 20251025 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1057.41 | USD | 20251025 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1029.21 | USD | 20251025 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251025 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251025 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1043.31 | USD | 20251025 |
| Befar Group Co., Ltd. | China national standards | MT | 888.22 | USD | 20251025 |