| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 242.23 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 246.45 | USD | 20251013 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 242.23 | USD | 20251013 |
| Jiangsu Lee & Man Chemical Limited | China national standards | MT | 239.41 | USD | 20251013 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 457.7 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 239.41 | USD | 20251013 |