| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 551.74 | USD | 20251211 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 580.03 | USD | 20251211 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 492.32 | USD | 20251211 |
| Chengdu Rongjiaxin Chemical Products Co., Ltd. | China national standards | MT | 679.06 | USD | 20251211 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 495.15 | USD | 20251211 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 509.29 | USD | 20251211 |
| BASF-YPC. Co., Ltd. | China national standards | MT | 679.06 | USD | 20251211 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 551.74 | USD | 20251211 |
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 551.74 | USD | 20251211 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 594.18 | USD | 20251211 |