| Vendor | Spec | Unit | Price | Currency | Date |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 956.02 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 773.25 | USD | 20250919 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 731.08 | USD | 20250919 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 745.14 | USD | 20250919 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250919 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Henan Zhongyuan Dahua Group Co., Ltd. | China national standards | MT | 702.96 | USD | 20250919 |