| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 789.03 | USD | 20251020 |
| Zibo Qixiang Chem | China national standards | MT | 789.03 | USD | 20251020 |
| Baozhen Shandong Chem | China national standards | MT | 760.85 | USD | 20251020 |
| Baozhen Shandong Chem | China national standards | MT | 746.76 | USD | 20251020 |
| Baozhen Shandong Chem | China national standards | MT | 746.76 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 732.67 | USD | 20251020 |
| Zibo Qixiang Chem | China national standards | MT | 725.63 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 718.58 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 718.58 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 732.67 | USD | 20251020 |