| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Qiancheng | China national standards | MT | 1024.17 | USD | 20251128 |
| Shandong Baishui Chem | China national standards | MT | 1031.23 | USD | 20251128 |
| Shandong Qiangsen Chem | China national standards | MT | 960.6 | USD | 20251128 |
| Shandong Mingyu | China national standards | MT | 1229.0 | USD | 20251128 |
| Shandong Luxi Chem | China national standards | MT | 960.6 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 861.72 | USD | 20251128 |
| Nantong Zhonghe Chem | China national standards | MT | 1017.11 | USD | 20251128 |
| Shandong Yihe Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Huize Chem | China national standards | MT | 988.85 | USD | 20251128 |