| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 775.43 | USD | 20251024 |
| Baozhen Shandong Chem | China national standards | MT | 747.24 | USD | 20251024 |
| Baozhen Shandong Chem | China national standards | MT | 747.24 | USD | 20251024 |
| Zibo Qixiang Chem | China national standards | MT | 761.34 | USD | 20251024 |
| Shanghai Ronghe Chem | China national standards | MT | 789.53 | USD | 20251024 |
| Zibo Qixiang Chem | China national standards | MT | 726.09 | USD | 20251024 |
| Jinan Jinrihe Chem | China national standards | MT | 719.04 | USD | 20251024 |
| Jinan Jinrihe Chem | China national standards | MT | 733.14 | USD | 20251024 |
| Jinan Jinrihe Chem | China national standards | MT | 719.04 | USD | 20251024 |
| Nantong Zhonghe Chem | China national standards | MT | 719.04 | USD | 20251024 |