| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chem | China national standards | MT | 494.39 | USD | 20251202 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.52 | USD | 20251202 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.52 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 233.07 | USD | 20251202 |
| Luxi Chem | China national standards | MT | 233.07 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 233.07 | USD | 20251202 |
| Luxi Chem | China national standards | MT | 339.01 | USD | 20251202 |
| Shandong Jiaen Chem | China national standards | MT | 331.95 | USD | 20251202 |
| Shandong Jiaen Chem | China national standards | MT | 353.14 | USD | 20251202 |
| Qingdao Ruishuang Chem | China national standards | MT | 423.76 | USD | 20251202 |