| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 888.89 | USD | 20251121 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.44 | USD | 20251121 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 881.83 | USD | 20251121 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1058.2 | USD | 20251121 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1142.37 | USD | 20251120 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1057.75 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 916.72 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 944.93 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1241.1 | USD | 20251120 |