| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.38 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.38 | USD | 20251125 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1171.89 | USD | 20251125 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 889.5 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.38 | USD | 20251125 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 931.86 | USD | 20251125 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.34 | USD | 20251125 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.38 | USD | 20251125 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 931.86 | USD | 20251125 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 974.22 | USD | 20251125 |