| Vendor | Spec | Unit | Price | Currency | Date |
| Chengdu Rongjiaxin Chem | China national standards | MT | 591.09 | USD | 20251005 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 591.09 | USD | 20250930 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.81 | USD | 20250929 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.29 | USD | 20250928 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.29 | USD | 20250927 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.29 | USD | 20250926 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 591.07 | USD | 20250925 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 591.07 | USD | 20250924 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.67 | USD | 20250922 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 590.48 | USD | 20250920 |