| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 1270.74 | USD | 20251114 |
| Wuhan Hengjiu Chem | China national standards | MT | 1108.37 | USD | 20251114 |
| Henan Kaixiang Chem | China national standards | MT | 1073.07 | USD | 20251114 |
| Linyi Haoxuan | China national standards | MT | 1383.69 | USD | 20251114 |
| Shandong Aite Chem | China national standards | MT | 988.35 | USD | 20251114 |
| ZJ Huguang Tech | China national standards | MT | 1016.59 | USD | 20251114 |
| Shandong Linglin | China national standards | MT | 1524.89 | USD | 20251114 |
| Shandong Fusheng | China national standards | MT | 1108.37 | USD | 20251114 |
| Shandong Aite Chem | China national standards | MT | 988.35 | USD | 20251114 |
| Shandong Fusheng | China national standards | MT | 1108.37 | USD | 20251114 |