| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 927.68 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 902.3 | USD | 20251021 |