| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 859.07 | USD | 20251013 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1028.07 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 943.57 | USD | 20251013 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1028.07 | USD | 20251013 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 914.87 | USD | 20251012 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 872.65 | USD | 20251012 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251012 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 886.72 | USD | 20251012 |