| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 1270.34 | USD | 20251124 |
| Shandong Langchem | China national standards | MT | 1108.02 | USD | 20251124 |
| Nantong Zhonghe Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Lihuayi Weiyuan Chem | China national standards | MT | 931.58 | USD | 20251124 |
| Shanghai SinoMitsui | China national standards | MT | 889.24 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Qingdao Shengze Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Lihuayi Weiyuan Chem | China national standards | MT | 875.13 | USD | 20251124 |
| Shandong Xima | China national standards | MT | 889.24 | USD | 20251124 |