| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 908.33 | USD | 20251128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Huize Chem | China national standards | MT | 960.6 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1243.13 | USD | 20251128 |
| Jinan Angxin Chem | China national standards | MT | 918.22 | USD | 20251128 |
| Jiangsu Youlixin Chem | China national standards | MT | 1066.55 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 1059.49 | USD | 20251128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 875.84 | USD | 20251128 |
| Jinan Xingdate Bio | China national standards | MT | 988.85 | USD | 20251128 |
| Beijing Yanshan Petro | China national standards | MT | 960.6 | USD | 20251128 |