| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1352.99 | USD | 20251022 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1352.99 | USD | 20251022 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1353.45 | USD | 20251021 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1352.63 | USD | 20251020 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251017 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1353.08 | USD | 20251017 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1351.71 | USD | 20251014 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1351.98 | USD | 20251013 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251011 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251011 |