| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | Purified Water | MT | 506.31 | USD | 20251009 |
| Shandong Jinwen Chem | China national standards | MT | 506.31 | USD | 20251009 |
| Shandong Jinwen Chem | China national standards | MT | 506.65 | USD | 20250930 |
| Shandong Jinwen Chem | Purified Water | MT | 506.65 | USD | 20250930 |
| Shandong Jinwen Chem | Purified Water | MT | 506.41 | USD | 20250929 |
| Shandong Jinwen Chem | China national standards | MT | 506.41 | USD | 20250929 |
| Shandong Jinwen Chem | China national standards | MT | 505.96 | USD | 20250928 |
| Shandong Jinwen Chem | Purified Water | MT | 505.96 | USD | 20250928 |
| Shandong Jinwen Chem | Purified Water | MT | 505.96 | USD | 20250926 |
| Shandong Jinwen Chem | China national standards | MT | 505.96 | USD | 20250926 |