| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1298.57 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1256.23 | USD | 20251124 |
| Shandong Qiangsen Chem | China national standards | MT | 1115.08 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1397.38 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1263.29 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1100.96 | USD | 20251124 |
| Shandong Laya Chem | China national standards | MT | 973.93 | USD | 20251124 |
| Shandong Yeyang Chem | China national standards | MT | 1115.08 | USD | 20251124 |
| Aite Zhejiang | China national standards | MT | 1383.26 | USD | 20251124 |
| Dongying Huatai Chem | China national standards | MT | 1100.96 | USD | 20251124 |