| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 875.38 | USD | 20251125 |
| Lihuayi Weiyuan Chem | China national standards | MT | 917.74 | USD | 20251125 |
| Changzhou Qidi Chem | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Xima | China national standards | MT | 889.5 | USD | 20251125 |
| Hubei 789 Chem | China national standards | MT | 988.34 | USD | 20251125 |
| Jinan Jinrihe Chem | China national standards | MT | 1002.46 | USD | 20251125 |
| Shanghai SKY Chem | China national standards | MT | 1270.72 | USD | 20251125 |
| Shandong Shuojia Chem | China national standards | MT | 931.86 | USD | 20251125 |
| Shandong Qiangsen Chem | China national standards | MT | 931.86 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 875.13 | USD | 20251124 |