| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 1027.47 | USD | 20251010 |
| Shandong Wells Chem | China national standards | MT | 844.5 | USD | 20251010 |
| Shandong Wells Chem | China national standards | MT | 886.72 | USD | 20251010 |
| Shandong Wells Chem | China national standards | MT | 907.84 | USD | 20251010 |
| Shandong Wells Chem | China national standards | MT | 816.35 | USD | 20251010 |
| Shandong Wells Chem | China national standards | MT | 886.05 | USD | 20251009 |
| Shandong Wells Chem | China national standards | MT | 815.73 | USD | 20251009 |
| Shandong Wells Chem | China national standards | MT | 829.79 | USD | 20251009 |
| Shandong Wells Chem | China national standards | MT | 815.73 | USD | 20251009 |
| Shandong Wells Chem | China national standards | MT | 816.27 | USD | 20251008 |