| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 846.9 | USD | 20251124 |
| Tongling Jintai Chem | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Wells Chem | China national standards | MT | 1016.27 | USD | 20251124 |
| Shandong Wells Chem | China national standards | MT | 1030.39 | USD | 20251124 |
| Jinan Aochen Chem | China national standards | MT | 1016.27 | USD | 20251124 |
| Shandong Mingyu | China national standards | MT | 903.36 | USD | 20251124 |
| Shanghai Juexin | China national standards | MT | 1340.39 | USD | 20251123 |
| Shanghai Juexin | China national standards | MT | 1001.76 | USD | 20251123 |
| Qingdao Shengze Chem | China national standards | MT | 846.56 | USD | 20251123 |
| Shandong Daoqin Chem | China national standards | MT | 987.65 | USD | 20251123 |