| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1100.45 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1100.45 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1128.67 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1128.67 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1128.67 | USD | 20251101 |
| Nanjing Guanshan Energy | China national standards | MT | 945.26 | USD | 20251031 |
| Nanjing Guanshan Energy | China national standards | MT | 945.26 | USD | 20251031 |
| Nantong Zhonghe Chem | China national standards | MT | 931.15 | USD | 20251031 |
| Nantong Zhonghe Chem | China national standards | MT | 952.31 | USD | 20251031 |
| Qingdao Shengze Chem | China national standards | MT | 973.48 | USD | 20251031 |