| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1144.83 | USD | 20251210 |
| Shandong Qiangsen Chem | China national standards | MT | 1116.56 | USD | 20251210 |
| Shandong Xingpeng Chem | China national standards | MT | 1060.03 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 1399.23 | USD | 20251210 |
| Shandong Jinling Chem | China national standards | MT | 1074.16 | USD | 20251210 |
| Shandong Yeyang Chem | China national standards | MT | 1116.56 | USD | 20251210 |
| Dongying Huatai Chem | China national standards | MT | 1102.43 | USD | 20251210 |
| Dongying Huatai Chem | China national standards | MT | 1102.43 | USD | 20251210 |
| Hunan Qilu Tech | China national standards | MT | 1229.63 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 1003.49 | USD | 20251210 |