| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 872.65 | USD | 20251011 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 753.01 | USD | 20251011 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 900.8 | USD | 20251011 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 900.8 | USD | 20251011 |
| Yancheng SUPER Chemical Technology Co., Ltd. | China national standards | MT | 926.13 | USD | 20251011 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 919.1 | USD | 20251011 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 914.87 | USD | 20251011 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 795.24 | USD | 20251011 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 795.24 | USD | 20251011 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |