| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 958.69 | USD | 20251021 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 986.29 | USD | 20251020 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.21 | USD | 20251020 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 817.21 | USD | 20251020 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 958.11 | USD | 20251020 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1239.91 | USD | 20251020 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |