| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1101.87 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1115.99 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 875.84 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 882.91 | USD | 20251128 |
| Shandong Junfeng | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 882.91 | USD | 20251128 |
| Shanghai SKY Chem | China national standards | MT | 1271.38 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 988.85 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 1172.5 | USD | 20251128 |
| Shandong Shuojia Chem | China national standards | MT | 932.35 | USD | 20251128 |