| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 239.37 | USD | 20251014 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 336.52 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 344.97 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 366.09 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.05 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.05 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 352.01 | USD | 20251014 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 337.93 | USD | 20251014 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.05 | USD | 20251014 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 382.99 | USD | 20251014 |