| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 954.02 | USD | 20251210 |
| Shandong Hongyang Chem | China national standards | MT | 798.55 | USD | 20251210 |
| Shandong Zhiheng | China national standards | MT | 1017.62 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 791.49 | USD | 20251210 |
| Shandong Wells Chem | China national standards | MT | 819.75 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 848.02 | USD | 20251210 |
| Shandong Wells Chem | China national standards | MT | 819.75 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 848.02 | USD | 20251210 |
| Aite Zhejiang | China national standards | MT | 791.49 | USD | 20251210 |
| Shandong Jinwen Chem | China national standards | MT | 848.02 | USD | 20251210 |