| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 324.26 | USD | 20251021 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.05 | USD | 20251021 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 394.76 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.56 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.25 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.56 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.56 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.85 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.85 | USD | 20251021 |