| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 1243.57 | USD | 20251208 |
| Sinopec | China national standards | MT | 847.89 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Sinopec | China national standards | MT | 847.89 | USD | 20251208 |
| Shiyou Yangzhou Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Unknown | China national standards | MT | 819.63 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Unknown | China national standards | MT | 819.63 | USD | 20251208 |
| Lihuayi Weiyuan Chem | China national standards | MT | 876.15 | USD | 20251208 |