| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 805.67 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 819.8 | USD | 20251205 |
| Jinan Xinbo Chem | China national standards | MT | 1130.76 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 819.8 | USD | 20251205 |
| JS Xiaomi Chem | China national standards | MT | 812.73 | USD | 20251205 |
| Shandong Aite Chem | China national standards | MT | 1102.49 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 1130.76 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 1116.62 | USD | 20251205 |
| Jinan Angxin Chem | China national standards | MT | 918.74 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 1102.49 | USD | 20251205 |