| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 875.78 | USD | 20251202 |
| Shandong Xingpeng Chem | China national standards | MT | 882.84 | USD | 20251202 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.16 | USD | 20251202 |
| Beijing Yanshan Petro | China national standards | MT | 1200.67 | USD | 20251202 |
| JS Xiaomi Chem | China national standards | MT | 853.18 | USD | 20251202 |
| Shanghai Wanzhong | China national standards | MT | 847.53 | USD | 20251202 |
| Shandong Junfeng | China national standards | MT | 988.78 | USD | 20251202 |
| Lihuayi Weiyuan Chem | China national standards | MT | 875.78 | USD | 20251202 |
| Shandong Shuojia Chem | China national standards | MT | 932.28 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 875.78 | USD | 20251202 |