| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |
| Shandong LuoHeng Chem | China national standards | MT | 1934.32 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1397.79 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 931.86 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 1058.93 | USD | 20251125 |
| Shandong Yihe Chem | China national standards | MT | 1080.11 | USD | 20251125 |
| Shandong Jinwen Chem | China national standards | MT | 1214.24 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1263.66 | USD | 20251125 |
| Dongying Huatai Chem | China national standards | MT | 1101.29 | USD | 20251125 |