| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 323.36 | USD | 20250919 |
| Henan Lianying | China national standards | MT | 337.42 | USD | 20250919 |
| Zhangzhou Sanan Chem | China national standards | MT | 309.3 | USD | 20250919 |
| Shandong Fusheng | China national standards | MT | 281.18 | USD | 20250919 |
| Jinan Kunfeng Chem | China national standards | MT | 281.35 | USD | 20250918 |
| Shanghai Guoke | China national standards | MT | 323.56 | USD | 20250918 |
| Shanghai Guoke | China national standards | MT | 306.68 | USD | 20250918 |
| Chizhou Xinyu Chem | China national standards | MT | 253.22 | USD | 20250918 |
| Henan Lianying | China national standards | MT | 337.62 | USD | 20250918 |
| Zhangzhou Sanan Chem | China national standards | MT | 309.49 | USD | 20250918 |