| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 367.29 | USD | 20251129 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 536.81 | USD | 20251129 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 367.29 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1045.36 | USD | 20251128 |
| Shandong Yuxuan Chemical Products Co., Ltd. | 90% | MT | 550.93 | USD | 20251128 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 494.43 | USD | 20251128 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 459.11 | USD | 20251128 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1045.36 | USD | 20251128 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.92 | USD | 20251128 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.55 | USD | 20251128 |