| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1139.21 | USD | 20251009 |
| Shandong Aite Chem | China national standards | MT | 1139.21 | USD | 20251009 |
| Shandong Jinling Chem | China national standards | MT | 1265.79 | USD | 20251009 |
| Aite Zhejiang | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Zhiheng | China national standards | MT | 1167.34 | USD | 20251009 |
| Shandong Zhiheng | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Zhiheng | China national standards | MT | 1125.14 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 1118.11 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 1184.21 | USD | 20251009 |
| Shandong Hongyang Chem | China national standards | MT | 1089.98 | USD | 20251009 |