| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.39 | USD | 20251118 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.63 | USD | 20251117 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.63 | USD | 20251117 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.63 | USD | 20251117 |