| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 931.14 | USD | 20251027 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 945.25 | USD | 20251027 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.85 | USD | 20251027 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 945.25 | USD | 20251027 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1093.38 | USD | 20251027 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 931.14 | USD | 20251027 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.85 | USD | 20251027 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1114.54 | USD | 20251027 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |