| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 883.97 | USD | 20251021 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 883.97 | USD | 20251021 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 883.97 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1297.05 | USD | 20251021 |
| SINOPEC Qingdao Refining&Chemical Co., Ltd. | China national standards | MT | 1247.71 | USD | 20251021 |
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1226.56 | USD | 20251021 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 883.97 | USD | 20251021 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 972.79 | USD | 20251021 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |