| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.62 | USD | 20250909 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1464.19 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1463.47 | USD | 20250907 |