| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1195.03 | USD | 20250919 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250919 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1152.85 | USD | 20250919 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1265.32 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1300.47 | USD | 20250919 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 913.85 | USD | 20250919 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 984.14 | USD | 20250919 |