| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1045.36 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.55 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.92 | USD | 20251129 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.55 | USD | 20251128 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.55 | 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. | China national standards | MT | 437.92 | 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 | 437.98 | USD | 20251127 |