| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.1 | USD | 20251012 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251012 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 422.25 | USD | 20251012 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 563.0 | USD | 20251011 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 457.44 | USD | 20251011 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 457.44 | USD | 20251011 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 534.85 | USD | 20251011 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251011 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 520.77 | USD | 20251011 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251011 |