| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1237.21 | USD | 20250920 |
| PetroChina Company Limited | China national standards | MT | 899.79 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1068.5 | USD | 20250920 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 899.79 | USD | 20250920 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 815.43 | USD | 20250920 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 815.43 | USD | 20250920 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 843.55 | USD | 20250920 |