| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Shandong Qiangsen Chem | China national standards | MT | 748.0 | USD | 20251028 |
| Nanjing Baitu Chem | China national standards | MT | 818.56 | USD | 20251028 |
| Nanjing Baitu Chem | China national standards | MT | 903.24 | USD | 20251028 |
| Shandong Wells Chem | China national standards | MT | 740.94 | USD | 20251028 |
| Shandong Wells Chem | China national standards | MT | 740.94 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 790.34 | USD | 20251028 |
| Jinan Jinrihe Chem | China national standards | MT | 790.34 | USD | 20251028 |