| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250919 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1237.95 | USD | 20250918 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1048.04 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1076.18 | USD | 20250918 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1406.77 | USD | 20250918 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |