| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 973.59 | USD | 20251119 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1100.58 | USD | 20251119 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 973.59 | USD | 20251119 |
| Suzhou Zixu New Materials Co., Ltd. | China national standards | MT | 1523.87 | USD | 20251119 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1001.81 | USD | 20251119 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.14 | USD | 20251119 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.14 | USD | 20251119 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1173.95 | USD | 20251119 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1250.14 | USD | 20251119 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 959.69 | USD | 20251118 |