| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.87 | USD | 20250918 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.87 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1252.02 | USD | 20250918 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.87 | USD | 20250918 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 1012.87 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 844.06 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 844.06 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1069.14 | USD | 20250918 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1069.14 | USD | 20250918 |