| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.66 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.66 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.66 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.66 | USD | 20251030 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.73 | USD | 20251029 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 235.69 | USD | 20251028 |