| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1193.6 | USD | 20251202 |
| Aite Zhejiang | China national standards | MT | 1158.29 | USD | 20251202 |
| Shandong Hongyang Chem | China national standards | MT | 1193.6 | USD | 20251202 |
| Shandong Huize Chem | China national standards | MT | 1059.41 | USD | 20251202 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1327.8 | USD | 20251202 |
| Lihuayi Shandong | China national standards | MT | 906.86 | USD | 20251202 |
| Aite Zhejiang | China national standards | MT | 1313.67 | USD | 20251202 |
| Sinopec | China national standards | MT | 911.09 | USD | 20251202 |
| Sinopec | China national standards | MT | 911.09 | USD | 20251202 |
| Shandong Yuhuang Chem | China national standards | MT | 896.97 | USD | 20251202 |