| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 1214.88 | USD | 20251128 |
| Shandong Jinling Chem | China national standards | MT | 1271.38 | USD | 20251128 |
| Shandong Zhiheng | China national standards | MT | 1172.5 | USD | 20251128 |
| Shandong Huize Chem | China national standards | MT | 1049.6 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 1080.68 | USD | 20251128 |
| Hangjin Tech | China national standards | MT | 1017.11 | USD | 20251128 |
| Aite Zhejiang | China national standards | MT | 1130.12 | USD | 20251128 |
| Shandong Mingyu | China national standards | MT | 1214.88 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1179.56 | USD | 20251128 |