| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 507.96 | USD | 20251119 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.41 | USD | 20251119 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.14 | USD | 20251119 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.37 | USD | 20251118 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.07 | USD | 20251118 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.51 | USD | 20251118 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.7 | USD | 20251116 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1044.83 | USD | 20251116 |
| Shandong LuoHeng Chemical Products Co., Ltd. | 90% | MT | 508.3 | USD | 20251116 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.7 | USD | 20251115 |