| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.14 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.3 | USD | 20251119 |
| 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 |