| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1042.72 | USD | 20251016 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 394.54 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.82 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 507.27 | USD | 20251016 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 422.73 | USD | 20251016 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 422.73 | USD | 20251016 |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 394.54 | USD | 20251016 |