| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 971.72 | USD | 20250909 |
| Qingdao Shengze Chem | China national standards | MT | 971.72 | USD | 20250909 |
| Qingdao Shengze Chem | China national standards | MT | 971.72 | USD | 20250909 |
| Shandong Xima | China national standards | MT | 873.14 | USD | 20250909 |
| Shandong Qiangsen Chem | China national standards | MT | 887.22 | USD | 20250909 |
| Shandong Qiangsen Chem | China national standards | MT | 887.22 | USD | 20250909 |
| Shandong Fusheng | China national standards | MT | 1098.47 | USD | 20250909 |
| Shandong Fusheng | China national standards | MT | 887.22 | USD | 20250909 |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |