| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.34 | USD | 20251113 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.71 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.53 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1044.22 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251111 |