| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 1145.43 | USD | 20260126 |
| Nantong Xingchen | China national standards | MT | 1145.43 | USD | 20260126 |
| Nantong Xingchen | China national standards | MT | 1113.05 | USD | 20260116 |
| Wanhua Chem | China national standards | MT | 1113.05 | USD | 20260116 |
| Unknown | China national standards | MT | 1061.03 | USD | 20251211 |
| Wuhan Hengjiu Chem | China national standards | MT | 1089.32 | USD | 20251211 |
| Shanghai Xinhang | China national standards | MT | 1061.03 | USD | 20251211 |
| Shandong Hanyue Chem | China national standards | MT | 1117.62 | USD | 20251211 |
| Unknown | China national standards | MT | 1053.96 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1061.03 | USD | 20251211 |