| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 675.25 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 766.69 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.59 | USD | 20250918 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 766.69 | USD | 20250918 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 689.32 | USD | 20250918 |