| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 435.83 | USD | 20250919 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1041.01 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.1 | USD | 20250918 |