| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 1935.33 | USD | 20251128 |
| Shandong Yuxuan Chem | China national standards | MT | 1214.88 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1398.52 | USD | 20251128 |
| Shandong Jinling Chem | China national standards | MT | 1101.87 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1264.32 | USD | 20251128 |
| Shandong Zhenkun | China national standards | MT | 1000.16 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1214.88 | USD | 20251128 |
| Changzhou Juyun Mat | China national standards | MT | 1186.63 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1257.26 | USD | 20251128 |
| Shandong Zhenkun | China national standards | MT | 1000.16 | USD | 20251128 |