| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |
| Qingdao Shengze Chem | China national standards | MT | 971.43 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 872.88 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 886.96 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 886.96 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 886.96 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 1098.14 | USD | 20250908 |
| Qingdao Shengze Chem | China national standards | MT | 970.96 | USD | 20250907 |
| Shandong Xima | China national standards | MT | 872.45 | USD | 20250906 |