| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1143.66 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1188.85 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1129.54 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1171.9 | USD | 20251114 |
| Shandong Zhiheng | China national standards | MT | 1129.54 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1094.25 | USD | 20251114 |
| Shandong Hongyang Chem | China national standards | MT | 1122.48 | USD | 20251114 |
| Shandong Junfeng | China national standards | MT | 1200.14 | USD | 20251114 |
| Shandong Jinwen Chem | China national standards | MT | 1214.26 | USD | 20251114 |
| Shandong Jinling Chem | China national standards | MT | 1030.71 | USD | 20251114 |