| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 1300.37 | USD | 20251205 |
| Lihuayi Shandong | China national standards | MT | 1031.82 | USD | 20251205 |
| Jinan Qi Mat | China national standards | MT | 908.85 | USD | 20251205 |
| Shandong Shuojia Chem | China national standards | MT | 900.37 | USD | 20251205 |
| Shandong Yuhuang Chem | China national standards | MT | 1201.7 | USD | 20251204 |
| Sinopec | China national standards | MT | 1201.7 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 890.67 | USD | 20251204 |
| Shaanxi Yanchang Petro | China national standards | MT | 1201.7 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 890.67 | USD | 20251204 |
| Zibo Lishuo Chem | China national standards | MT | 989.64 | USD | 20251204 |