| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1126.0 | USD | 20251010 |
| Shandong Zhiheng | China national standards | MT | 1126.0 | USD | 20251010 |
| Shandong Zhiheng | China national standards | MT | 1168.22 | USD | 20251010 |
| Shandong Jinling Chem | China national standards | MT | 1237.66 | USD | 20251009 |
| Jinan Dezheng Chem | China national standards | MT | 1040.76 | USD | 20251009 |
| Dongying HuataiChem | China national standards | MT | 1040.76 | USD | 20251009 |
| Shandong Jinling Chem | China national standards | MT | 1040.76 | USD | 20251009 |
| Wudi Xinyue Chem | China national standards | MT | 1026.69 | USD | 20251009 |
| Shandong Yuxuan Chem | China national standards | MT | 1307.98 | USD | 20251009 |
| Dongying Huatai Chem | China national standards | MT | 1209.53 | USD | 20251009 |