| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 639.06 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 860.55 | USD | 20251104 |
| Lihuayi Weiyuan Chem | China national standards | MT | 606.62 | USD | 20251104 |
| Unknown | China national standards | MT | 609.44 | USD | 20251104 |
| Sinopec | China national standards | MT | 592.51 | USD | 20251104 |
| Unknown | China national standards | MT | 592.51 | USD | 20251104 |
| Changzhou Hechun Chem | China national standards | MT | 592.51 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 916.98 | USD | 20251104 |
| Weifang Yixin Chem | China national standards | MT | 606.77 | USD | 20251103 |
| Shandong Hongyang Chem | China national standards | MT | 917.21 | USD | 20251103 |