| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 817.7 | USD | 20251211 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1202.5 | USD | 20251211 |
| Zibo Jinshuo Chemical Co., Ltd. | China national standards | MT | 848.82 | USD | 20251211 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 848.82 | USD | 20251211 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 908.8 | USD | 20251210 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 908.8 | USD | 20251210 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 908.8 | USD | 20251210 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1173.1 | USD | 20251210 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1158.96 | USD | 20251210 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1158.96 | USD | 20251210 |