| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 803.04 | USD | 20251226 |
| Wanhua Chem | China national standards | MT | 802.65 | USD | 20251225 |
| Luxi Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Shandong Zhiheng | China national standards | MT | 947.85 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 962.0 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 962.0 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 976.15 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 891.27 | USD | 20251211 |
| Luxi Chem | China national standards | MT | 891.27 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 990.3 | USD | 20251211 |