| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1195.43 | USD | 20251211 |
| Shandong Hongyang Chem | China national standards | MT | 1195.43 | USD | 20251211 |
| Shandong Yuhuang Chem | China national standards | MT | 898.34 | USD | 20251211 |
| Shandong Yuhuang Chem | China national standards | MT | 898.34 | USD | 20251211 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1329.82 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 1315.68 | USD | 20251211 |
| Aite Zhejiang | China national standards | MT | 1160.06 | USD | 20251211 |
| Sinopec | China national standards | MT | 1131.77 | USD | 20251211 |
| Lihuayi Shandong | China national standards | MT | 990.3 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 990.3 | USD | 20251211 |