| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1079.41 | USD | 20251119 |
| Shandong Hongyang Chem | China national standards | MT | 1128.8 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 987.7 | USD | 20251119 |
| Wuhan Hengjiu Chem | China national standards | MT | 1128.8 | USD | 20251119 |
| Shandong Shuojia Chem | China national standards | MT | 874.82 | USD | 20251119 |
| Shandong Langchem | China national standards | MT | 1100.58 | USD | 20251119 |
| Nanjing Runsheng Petro | China national standards | MT | 889.13 | USD | 20251118 |
| Shandong Zhiheng | China national standards | MT | 1256.07 | USD | 20251118 |
| Shandong Fusheng | China national standards | MT | 818.56 | USD | 20251118 |
| Liao Jinxinda | China national standards | MT | 853.84 | USD | 20251118 |