| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | China national standards | MT | 796.72 | USD | 20260104 |
| Wanhua Chem | China national standards | MT | 810.45 | USD | 20251229 |
| Lihuayi Weiyuan Chem | China national standards | MT | 796.23 | USD | 20251229 |
| Wanhua Chem | China national standards | MT | 810.45 | USD | 20251229 |
| 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 |