| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 985.15 | USD | 20250930 |
| Shanghai Huayi | China national standards | MT | 956.55 | USD | 20250929 |
| Shanghai Huayi | China national standards | MT | 914.35 | USD | 20250929 |
| Zhenghe | China national standards | MT | 886.21 | USD | 20250929 |
| Zhenghe | China national standards | MT | 886.21 | USD | 20250929 |
| Satellite Chem | China national standards | MT | 801.81 | USD | 20250929 |
| Satellite Chem | China national standards | MT | 801.81 | USD | 20250929 |
| Satellite Chem | China national standards | MT | 872.15 | USD | 20250929 |
| Satellite Chem | China national standards | MT | 787.74 | USD | 20250929 |
| Wanhua Chem | China national standards | MT | 956.55 | USD | 20250929 |