| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 928.83 | USD | 20250923 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 928.83 | USD | 20250923 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 886.61 | USD | 20250923 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 942.9 | USD | 20250923 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 921.8 | USD | 20250923 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 759.95 | USD | 20250923 |
| Kellin Chemicals (Zhangjiagang) Co., Ltd. | China national standards | MT | 844.39 | USD | 20250923 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 844.39 | USD | 20250923 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1006.23 | USD | 20250923 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1006.23 | USD | 20250923 |