| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250823 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250823 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250823 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250823 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 911.37 | USD | 20250823 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250822 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250822 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 967.46 | USD | 20250822 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1037.56 | USD | 20250822 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 911.37 | USD | 20250822 |