| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1482.72 | USD | 20251117 |
| Dongying Huatai Chem | China national standards | MT | 1058.95 | USD | 20251116 |
| Dongying Huatai Chem | China national standards | MT | 1073.07 | USD | 20251116 |
| Dongying Huatai Chem | China national standards | MT | 1115.43 | USD | 20251115 |
| Dongying Huatai Chem | China national standards | MT | 1058.95 | USD | 20251115 |
| Dongying Huatai Chem | China national standards | MT | 1073.07 | USD | 20251115 |
| Dongying Huatai Chem | China national standards | MT | 1058.95 | USD | 20251114 |
| Dongying Huatai Chem | China national standards | MT | 1482.53 | USD | 20251114 |
| Dongying Huatai Chem | China national standards | MT | 1073.07 | USD | 20251114 |
| Dongying Huatai Chem | China national standards | MT | 1072.46 | USD | 20251113 |