| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.57 | USD | 20250908 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 816.17 | USD | 20250906 |