| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 752.92 | USD | 20250925 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 844.39 | USD | 20250925 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 844.39 | USD | 20250925 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 900.69 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 985.12 | USD | 20250925 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 914.76 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 788.1 | USD | 20250925 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 788.1 | USD | 20250925 |