| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 897.48 | USD | 20251203 |
| Shandong Xingpeng Chem | China national standards | MT | 893.24 | USD | 20251203 |
| Zibo Lishuo Chem | China national standards | MT | 989.34 | USD | 20251203 |
| Sinopec | China national standards | MT | 890.41 | USD | 20251203 |
| Lihuayi Shandong | China national standards | MT | 890.41 | USD | 20251203 |
| Lihuayi Shandong | China national standards | MT | 890.41 | USD | 20251203 |
| Sinopec | China national standards | MT | 989.34 | USD | 20251203 |
| Changzhou Juyun Mat | China national standards | MT | 1356.81 | USD | 20251203 |
| Shandong Shuojia Chem | China national standards | MT | 900.3 | USD | 20251203 |
| Shandong Yuhuang Chem | China national standards | MT | 918.68 | USD | 20251203 |