| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 944.62 | USD | 20251025 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251024 |
| Sinopec Shanghai Gaoqiao Petrochemical Company | China national standards | MT | 993.97 | USD | 20251024 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.24 | USD | 20251024 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251024 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 919.24 | USD | 20251024 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 916.42 | USD | 20251024 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1268.89 | USD | 20251024 |