| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 790.59 | USD | 20251112 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 882.36 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1242.36 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 960.0 | USD | 20251112 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1129.42 | USD | 20251112 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 818.83 | USD | 20251112 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 818.83 | USD | 20251112 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 945.89 | USD | 20251112 |