| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 987.92 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1114.94 | USD | 20251118 |
| Shandong Xima | China national standards | MT | 889.13 | USD | 20251118 |
| Shandong Shuojia Chem | China national standards | MT | 931.47 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 875.01 | USD | 20251118 |
| Beijing Yanshan Petro | China national standards | MT | 1058.48 | USD | 20251118 |
| Jinan Jinrihe Chem | China national standards | MT | 987.92 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 875.01 | USD | 20251118 |
| Shandong Mingyu | China national standards | MT | 1051.43 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1129.05 | USD | 20251118 |