| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250923 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 935.87 | USD | 20250923 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 745.88 | USD | 20250923 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.81 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 802.17 | USD | 20250923 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.1 | USD | 20250923 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1097.71 | USD | 20250923 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.76 | USD | 20250923 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 830.32 | USD | 20250923 |