| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1057.81 | USD | 20251105 |
| Lihuayi Shandong | China national standards | MT | 726.36 | USD | 20251105 |
| Luxi Chem | China national standards | MT | 726.36 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 726.36 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 726.36 | USD | 20251105 |
| Luxi Chem | China national standards | MT | 761.63 | USD | 20251105 |
| Luxi Chem | China national standards | MT | 761.63 | USD | 20251105 |
| Zaozhuang Yitai | China national standards | MT | 1057.81 | USD | 20251105 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.25 | USD | 20251105 |
| Wuhan Hengjiu Chem | China national standards | MT | 846.25 | USD | 20251105 |