| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.41 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.41 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.41 | USD | 20251112 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 529.17 | USD | 20251111 |