| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SinoMitsui | China national standards | MT | 889.13 | USD | 20251110 |
| Shandong Langchem | China national standards | MT | 1114.94 | USD | 20251110 |
| Zhejiang PetroChem | China national standards | MT | 903.24 | USD | 20251110 |
| Shandong Langchem | China national standards | MT | 1114.94 | USD | 20251110 |
| Shandong Langchem | China national standards | MT | 1129.05 | USD | 20251110 |
| Shandong Qiangsen Chem | China national standards | MT | 931.47 | USD | 20251110 |
| Shandong Qiangsen Chem | China national standards | MT | 931.47 | USD | 20251110 |
| Shanghai Guoke | China national standards | MT | 1281.47 | USD | 20251110 |
| Shandong Xima | China national standards | MT | 889.13 | USD | 20251110 |
| Jinan Jinrihe Chem | China national standards | MT | 1002.03 | USD | 20251110 |