| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 592.61 | USD | 20251128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 522.68 | USD | 20251128 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 678.07 | USD | 20251128 |
| Shandong Yihe Chem | China national standards | MT | 536.81 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 529.74 | USD | 20251128 |
| Nanjing Runsheng Petro | China national standards | MT | 607.44 | USD | 20251128 |
| Shanghai Guoke | China national standards | MT | 671.01 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 494.43 | USD | 20251128 |
| Nanjing Runsheng Petro | China national standards | MT | 635.69 | USD | 20251128 |
| Shandong Junfeng | China national standards | MT | 621.57 | USD | 20251128 |