| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.29 | USD | 20251125 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.14 | USD | 20251124 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.5 | USD | 20251124 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.56 | USD | 20251124 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 507.94 | USD | 20251121 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.39 | USD | 20251121 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.09 | USD | 20251121 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 507.94 | USD | 20251121 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.09 | USD | 20251121 |