| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 805.49 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 862.02 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Shiyou Yangzhou Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Shanghai Wanzhong | China national standards | MT | 812.56 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Jinan Qi Mat | China national standards | MT | 805.49 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 876.15 | USD | 20251208 |
| Jinan Jinrihe Chem | China national standards | MT | 1003.34 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 847.89 | USD | 20251208 |