| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 788.43 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 760.27 | USD | 20250916 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 865.87 | USD | 20250916 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 788.43 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 689.88 | USD | 20250916 |