| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.02 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 507.63 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 507.37 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 437.05 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 437.05 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 437.05 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 507.54 | USD | 20251021 |