| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1045.89 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 424.01 | USD | 20251210 |