| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 931.47 | USD | 20251118 |
| Changzhou Qidi Chem | China national standards | MT | 987.92 | USD | 20251118 |
| Shandong Hongyang Chem | China national standards | MT | 907.47 | USD | 20251118 |
| Shandong Langchem | China national standards | MT | 1107.88 | USD | 20251118 |
| Lihuayi Weiyuan Chem | China national standards | MT | 994.98 | USD | 20251118 |
| Unknown | China national standards | MT | 896.18 | USD | 20251118 |
| Qingdao Shengze Chem | China national standards | MT | 875.01 | USD | 20251118 |
| Shanghai Wanzhong | China national standards | MT | 883.27 | USD | 20251117 |
| JS Xiaomi Chem | China national standards | MT | 882.57 | USD | 20251117 |
| Beijing Yanshan Petro | China national standards | MT | 1200.29 | USD | 20251117 |