| Vendor | Spec | Unit | Price | Currency | Date |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 936.69 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1324.04 | USD | 20251015 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1155.01 | USD | 20251015 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.62 | USD | 20251014 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1323.55 | USD | 20251014 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 915.22 | USD | 20251014 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1182.75 | USD | 20251014 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1154.59 | USD | 20251014 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1379.87 | USD | 20251014 |