| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 987.58 | USD | 20251031 |
| Shandong Fusheng | China national standards | MT | 1100.7 | USD | 20251030 |
| Shandong Fusheng | China national standards | MT | 889.03 | USD | 20251030 |
| Zibo Zhongsheng Chem | China national standards | MT | 1411.15 | USD | 20251030 |
| Zibo Zhongsheng Chem | China national standards | MT | 1270.04 | USD | 20251030 |
| Zibo Zhongsheng Chem | China national standards | MT | 973.7 | USD | 20251030 |
| Shandong Haili Chem | China national standards | MT | 1199.48 | USD | 20251030 |
| Yangmei Taihua Coke | China national standards | MT | 959.58 | USD | 20251030 |
| Nanjing Daze | China national standards | MT | 1128.92 | USD | 20251030 |
| Hualu Holdings | China national standards | MT | 1185.37 | USD | 20251030 |