| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.52 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 801.86 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.4 | USD | 20250918 |