| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiaen Chem | China national standards | MT | 267.88 | USD | 20251025 |
| Shandong Qiangsen Chem | China national standards | MT | 190.33 | USD | 20251025 |
| Henan Huiyi | China national standards | MT | 281.98 | USD | 20251025 |
| Suzhou Shangma Chem | China national standards | MT | 253.78 | USD | 20251024 |
| Zhangzhou Sanan Chem | China national standards | MT | 310.17 | USD | 20251024 |
| Shandong Qiangsen Chem | China national standards | MT | 190.33 | USD | 20251024 |
| Chizhou Xinyu Chem | China national standards | MT | 253.78 | USD | 20251024 |
| Shanghai Guoke | China national standards | MT | 331.32 | USD | 20251024 |
| Shanghai Guoke | China national standards | MT | 307.35 | USD | 20251024 |
| Shandong Fusheng | China national standards | MT | 281.98 | USD | 20251024 |