| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 437.12 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 437.12 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1043.46 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 437.12 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |