| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 1241.96 | USD | 20251028 |
| Lihuayi Weiyuan Chem | China national standards | MT | 945.58 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1100.82 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1100.82 | USD | 20251028 |
| Beijing Yanshan Petro | China national standards | MT | 1058.48 | USD | 20251028 |
| Shandong Aite Chem | China national standards | MT | 1241.96 | USD | 20251028 |
| Jinan Qi Mat | China national standards | MT | 920.18 | USD | 20251028 |
| Beijing Yanshan Petro | China national standards | MT | 920.18 | USD | 20251028 |
| Lihuayi Weiyuan Chem | China national standards | MT | 920.18 | USD | 20251028 |
| Shiyou Yangzhou Chem | China national standards | MT | 920.18 | USD | 20251028 |