| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 365.91 | USD | 20251007 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 365.91 | USD | 20251007 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 450.36 | USD | 20251007 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 436.28 | USD | 20251007 |
| Shandong Luxi Chemical Co., Ltd. | 90% | MT | 534.8 | USD | 20251007 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 422.21 | USD | 20251007 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1125.89 | USD | 20251006 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 422.21 | USD | 20251006 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.06 | USD | 20251006 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.06 | USD | 20251006 |