| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 958.69 | USD | 20251021 |
| Jinan Angxin Chem | China national standards | MT | 958.69 | USD | 20251021 |
| Jinan Angxin Chem | China national standards | MT | 958.69 | USD | 20251021 |
| Jinan Jinrihe Chem | China national standards | MT | 902.3 | USD | 20251021 |
| Jinan Jinrihe Chem | China national standards | MT | 916.4 | USD | 20251021 |
| Shandong Yihe Chem | China national standards | MT | 1268.86 | USD | 20251021 |
| Shandong Xima | China national standards | MT | 874.1 | USD | 20251021 |
| Shandong Qiangsen Chem | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Qiangsen Chem | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Fusheng | China national standards | MT | 888.2 | USD | 20251021 |