| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.28 | USD | 20251110 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.22 | USD | 20251110 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.09 | USD | 20251110 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 987.92 | USD | 20251110 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.46 | USD | 20251110 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.83 | USD | 20251110 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.51 | USD | 20251110 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.62 | USD | 20251110 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 479.85 | USD | 20251110 |
| Jiangxi Xinmao Chemical Co., Ltd. | 90% | MT | 550.41 | USD | 20251110 |