| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1052.96 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 1017.62 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Shandong Yeyang Chem | China national standards | MT | 1017.62 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 862.15 | USD | 20251210 |
| Lihuayi Shandong | China national standards | MT | 961.09 | USD | 20251210 |
| Lihuayi Shandong | China national standards | MT | 1031.76 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Sinopec | China national standards | MT | 932.82 | USD | 20251210 |