| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chem | China national standards | MT | 834.68 | USD | 20251211 |
| Shandong Wells Chem | China national standards | MT | 834.68 | USD | 20251211 |
| Shandong Yushuo Chem | China national standards | MT | 834.68 | USD | 20251211 |
| Shandong Yushuo Chem | China national standards | MT | 834.68 | USD | 20251211 |
| Jinan Angxin Chem | China national standards | MT | 806.38 | USD | 20251211 |
| Hubei 789 Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Hubei 789 Chem | China national standards | MT | 919.56 | USD | 20251211 |
| Shandong Daoqin Chem | China national standards | MT | 990.3 | USD | 20251211 |
| Shanghai Juexin | China national standards | MT | 990.3 | USD | 20251211 |
| Shanghai Juexin | China national standards | MT | 1343.97 | USD | 20251211 |