| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 816.35 | USD | 20251010 |
| Shandong Qiangsen Chem | China national standards | MT | 816.35 | USD | 20251010 |
| Shandong Yeyang Chem | China national standards | MT | 788.2 | USD | 20251010 |
| Shandong Yeyang Chem | China national standards | MT | 816.35 | USD | 20251010 |
| Aite Zhejiang | China national standards | MT | 879.69 | USD | 20251010 |
| Aite Zhejiang | China national standards | MT | 886.72 | USD | 20251010 |
| Shandong Jinwen Chem | China national standards | MT | 985.25 | USD | 20251010 |
| Shanghai Huayi | China national standards | MT | 956.37 | USD | 20251009 |
| Shanghai Huayi | China national standards | MT | 914.18 | USD | 20251009 |
| Shanghai Huayi | China national standards | MT | 914.18 | USD | 20251009 |