| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 792.24 | USD | 20251211 |
| Jinan Jinrihe Chem | China national standards | MT | 831.85 | USD | 20251211 |
| Jinan Qi Mat | China national standards | MT | 763.94 | USD | 20251211 |
| Jinan Qi Mat | China national standards | MT | 763.94 | USD | 20251211 |
| Shandong Yuxuan Chem | China national standards | MT | 969.07 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Qingdao Shengze Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Yancheng SUPER Chem | China national standards | MT | 758.28 | USD | 20251211 |