| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Hongxin Chem | China national standards | MT | 1029.18 | USD | 20251021 |
| Lihuayi Shandong | China national standards | MT | 1029.18 | USD | 20251021 |
| Shandong Hongxin Chem | China national standards | MT | 916.4 | USD | 20251021 |
| Panjin Read Chem | China national standards | MT | 860.0 | USD | 20251021 |
| Shijiaz Bailong Chem | China national standards | MT | 1029.18 | USD | 20251021 |
| Shijiaz Bailong Chem | China national standards | MT | 874.1 | USD | 20251021 |
| Panjin Read Chem | China national standards | MT | 1029.18 | USD | 20251021 |
| Shandong Yushuo Chem | China national standards | MT | 845.9 | USD | 20251021 |
| Henan Zihe | China national standards | MT | 817.71 | USD | 20251021 |