| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling | China national standards | MT | 1538.22 | USD | 20260325 |
| Dongying Huatai Chem | China national standards | MT | 1538.22 | USD | 20260325 |
| Shandong Jinling | China national standards | MT | 1559.26 | USD | 20260324 |
| Dongying Huatai Chem | China national standards | MT | 1559.26 | USD | 20260324 |
| Shandong Jinling | China national standards | MT | 1537.5 | USD | 20260324 |
| Dongying Huatai Chem | China national standards | MT | 1537.5 | USD | 20260324 |
| Dongying Huatai Chem | China national standards | MT | 1537.5 | USD | 20260324 |
| Shandong Jinling | China national standards | MT | 1537.5 | USD | 20260324 |
| Shandong Jinling | China national standards | MT | 1506.35 | USD | 20260323 |
| Dongying Huatai Chem | China national standards | MT | 1506.35 | USD | 20260323 |