| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 761.06 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 761.06 | USD | 20251022 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 732.87 | USD | 20251022 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 718.78 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 718.78 | USD | 20251022 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 733.12 | USD | 20251021 |
| Tangshan Hua Yi Industrial Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |