| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 564.03 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 535.83 | USD | 20251023 |
| Shandong Fusheng | China national standards | MT | 578.13 | USD | 20251023 |
| Shandong Fusheng | China national standards | MT | 564.03 | USD | 20251023 |
| Wuhan Hengjiu Chem | China national standards | MT | 563.75 | USD | 20251022 |
| Jinan Angxin Chem | China national standards | MT | 563.75 | USD | 20251022 |
| Shandong Yushuo Chem | China national standards | MT | 563.75 | USD | 20251022 |
| Shandong Jinshenrun Chem | China national standards | MT | 591.93 | USD | 20251022 |
| Shandong Fusheng | China national standards | MT | 563.75 | USD | 20251022 |
| Shandong Fusheng | China national standards | MT | 577.84 | USD | 20251022 |