| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 815.16 | USD | 20250928 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250928 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 885.43 | USD | 20250928 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1054.08 | USD | 20250928 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1138.41 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 787.05 | USD | 20250928 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 787.05 | USD | 20250928 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 815.16 | USD | 20250928 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250928 |