| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | China national standards | MT | 578.03 | USD | 20251021 |
| Shandong Fusheng | China national standards | MT | 563.94 | USD | 20251021 |
| Shandong Hongyang Chem | China national standards | MT | 535.74 | USD | 20251021 |
| Shandong Jinshenrun Chem | China national standards | MT | 591.77 | USD | 20251020 |
| Shandong Jinshenrun Chem | China national standards | MT | 634.04 | USD | 20251020 |
| Jinan Angxin Chem | China national standards | MT | 563.59 | USD | 20251020 |
| Shandong Fusheng | China national standards | MT | 563.59 | USD | 20251020 |
| Shandong Fusheng | China national standards | MT | 577.68 | USD | 20251020 |
| Wuhan Hengjiu Chem | China national standards | MT | 563.59 | USD | 20251020 |
| Shandong Hongyang Chem | China national standards | MT | 535.41 | USD | 20251020 |