| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chem | China national standards | MT | 1197.96 | USD | 20251022 |
| Beijing Yanshan Petro | China national standards | MT | 1155.68 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 1155.68 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 1035.88 | USD | 20251022 |
| Shandong Jiaen Chem | China national standards | MT | 1092.26 | USD | 20251022 |
| Sinopec | China national standards | MT | 1071.12 | USD | 20251022 |
| Shandong Yuanhe Chem | China national standards | MT | 1071.12 | USD | 20251022 |
| Beijing Yanshan Petro | China national standards | MT | 1057.02 | USD | 20251022 |
| Shandong Mingyu | China national standards | MT | 1049.98 | USD | 20251022 |
| Jinan Qi Mat | China national standards | MT | 918.91 | USD | 20251022 |