| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1084.92 | USD | 20251020 |
| Shandong River Chemical Co., Ltd. | China national standards | MT | 803.12 | USD | 20251020 |
| Jiangsu Zhonghu Chemical Co., Ltd. | China national standards | MT | 803.12 | USD | 20251020 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1408.99 | USD | 20251020 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1408.99 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 774.94 | USD | 20251020 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 817.21 | USD | 20251020 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 901.75 | USD | 20251020 |