| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 632.45 | USD | 20250928 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 435.69 | USD | 20250928 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 421.63 | USD | 20250928 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 456.77 | USD | 20250927 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 421.63 | USD | 20250927 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1124.35 | USD | 20250927 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 520.01 | USD | 20250927 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 520.01 | USD | 20250927 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 449.74 | USD | 20250927 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 365.41 | USD | 20250927 |