| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 302.93 | USD | 20251020 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.53 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 331.11 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 324.07 | USD | 20251020 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 235.3 | USD | 20251020 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 281.8 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.3 | USD | 20251020 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 309.98 | USD | 20251020 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 436.79 | USD | 20251020 |