| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1014.74 | USD | 20251022 |
| Jinan Pulaihua Chem | China national standards | MT | 1036.23 | USD | 20251021 |
| Jinan Pulaihua Chem | China national standards | MT | 1156.07 | USD | 20251021 |
| Beijing Yanshan Petro | China national standards | MT | 1156.07 | USD | 20251021 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1198.36 | USD | 20251021 |
| Sinopec | China national standards | MT | 1198.36 | USD | 20251021 |
| Shiyou Yangzhou Chem | China national standards | MT | 919.22 | USD | 20251021 |
| Lihuayi Weiyuan Chem | China national standards | MT | 919.22 | USD | 20251021 |
| Beijing Yanshan Petro | China national standards | MT | 919.22 | USD | 20251021 |
| Jinan Qi Mat | China national standards | MT | 919.22 | USD | 20251021 |