| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1040.95 | USD | 20250929 |
| Dongying Huatai Chem | China national standards | MT | 1040.95 | USD | 20250929 |
| Dongying Huatai Chem | China national standards | MT | 1097.22 | USD | 20250929 |
| Dongying Huatai Chem | China national standards | MT | 1040.03 | USD | 20250928 |
| Dongying Huatai Chem | China national standards | MT | 1475.71 | USD | 20250928 |
| Dongying Huatai Chem | China national standards | MT | 1096.24 | USD | 20250928 |
| Dongying Huatai Chem | China national standards | MT | 1040.03 | USD | 20250927 |
| Dongying Huatai Chem | China national standards | MT | 1040.03 | USD | 20250927 |
| Dongying Huatai Chem | China national standards | MT | 1096.61 | USD | 20250919 |