| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 946.69 | USD | 20251209 |
| Jinan Zhongyin Mat | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hanyue Chem | China national standards | MT | 904.3 | USD | 20251209 |
| Jinan Angxin Chem | China national standards | MT | 946.69 | USD | 20251209 |
| Shandong Langchem | China national standards | MT | 1307.0 | USD | 20251209 |
| Shandong Yihe Chem | China national standards | MT | 925.49 | USD | 20251209 |
| Shandong Hanyue Chem | China national standards | MT | 904.3 | USD | 20251209 |
| Shandong Zhiheng | China national standards | MT | 1102.12 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 1201.02 | USD | 20251209 |
| Shandong Luxi Chem | China national standards | MT | 1017.47 | USD | 20251208 |